Term Definition
WCLIB 0 likes
Acronym for West Coast Lumber Inspection Bureau
Wearing Course 0 likes
A surface treatment or covering that enhances resistance to abrasion of a pavement or slab
Weather Cock4 likes
weather cock
A cock-shaped weather vane
Weather Delay 2 likes
Halt in construction due to inclement weather
Weather Seal 2 likes
A flanged channel mounted on an external door’s edges
Weather Vane4 likes
weather vane
A vane; a portable device for indicating the direction of wind
Weatherability 1 like
The ability to withstand weathering
Weathered 1 like
Stonework that has been produced with slanting surfaces so it will drain water from rain or snow
Weathered Joint 0 likes
A sloping mortar joint that drains water to the exterior of the wall
Weatherhead 0 likes
A weather resistant fixture for passing aerial electrical conductors into a building or structure
Weathering 1 like
The changes in texture, shape, color, composition or other characteristics of a material as a result of the weather
Weathering Steel 0 likes
A steel alloy that produces a tough protective rust layer when exposed to the atmosphere
Weatherometer 2 likes
A testing apparatus that simulates atmospheric weathering
Weatherproof 0 likes
A construction which is not damaged or does not experience loss of function by exposure to elements of the weather
Weatherstrip 0 likes
Thin metal or other material sections that are fitted around windows and doors to stop air and moisture from entering
Weave Bead 3 likes
A weld bead created by transverse oscillation
Weaving 0 likes
Process of creating carpet on a loom by entwining warp and weft yarns
Web 1 like
Upright plate that connects the top and bottom flanges of a metal member
Internal solid part of a hollow concrete block
Web Belt1 like
Widely-used military style belt adjusted to hold manual tools on the job
Wedge1 like
A material such as wood, plastic or metal, that narrows to a sharp edge and is driven between two objects to attach or isolate them
Weep Holes 1 like
Small perforations in storm window frames that permit moisture to exit
Weep Screed 1 like
Plaster screed at the bottom of an external stucco wall that permits moisture to leave
Weft 0 likes
Backing yarns that span across the width of a carpet
Weight 0 likes
The force a body experiences due to the earth’s gravitation
Weld 0 likes
The joint of two pieces of metal created by fusing the pieces, usually with more metal that is melted from a rod or electrode
To join two pieces of metal by heating until fusion of material occurs either with filler metal or without it
Weld Bead 1 like
A weld deposit created from a pass
Weld Crack 0 likes
A break in the weld metal
Weld Plate1 like
weld plate
A steel plate secured into a concrete surface to which another steel element may be welded
Weld X-Ray 1 like
To treat, examine, or photograph surface joints that have been welded
Weld, Shielded Metal-Arc 2 likes
See Shielded Metal-Arc Weld
Welded Joint 0 likes
Union of two or more components as a result of welding
Welded Pipe1 like
welded pipe
Piping where attachments and fittings are welded together
Welded Railing 0 likes
Railing areas where the components are attached with welds
Welded Truss 0 likes
Trusses with components connected with welds
Welder 1 like
A person who performs manual or semiautomatic welding functions
Welder (Stick)1 like
Stick Welder
This welder is suited for use on steel, stainless steel and cast iron.
Welding 1 like
Fusing metallic parts by heating and facilitating the metals to combine; a metaljoining process where coalescence occurs by heating to various temperatures, may achieve fusion with or without applying pressure or adding filler metal
Welding Electrodes and Rod 1 like
The parts of the welding circuit through which current is conveyed between the electrode holder and the arc
Welding Goggles2 likes
welding goggles
Goggles with tinted lenses employed during welding or oxygen cutting to protect the eyes from harmful radiation and particles
Welding Leads 1 like
The work and electrode leads of an arc-welding circuit
Welding Rod3 likes
welding rod
Wire or rod filler metal employed in gas welding, brazing , and in arc-welding where the electrode does not supply the filler metal
Welding Test 1 like
Act or process of determining the strength of a weld; Welding examination or inspection
Welding Tip2 likes
welding tip
A welding-torch tip for welding
Welding Torch5 likes
welding torch
A device employed in gas welding or torch brazing for combining and regulating the flow of gases
Welding Transformer1 like
welding transformer
A transformer employed to furnish current for welding
Weldment Connection 1 like
The joining together of pieces to form a unit by welding
Weldor 1 like
See Welder
Well 1 like
A pit or hole in the earth to obtain a supply of water
An open space that spans vertically through various floors of a structure
Wellpoint System 0 likes
A series of vertical pipes located in the ground attached to a header and pump in order to drain marshy areas or to regulate ground seepage
West Coast Lumber Inspection Bureau (WCLIB) 1 like
P. O. Box 23145, Tigard, Oregon 97281, Tel: (503) 639-0651, URL: www.wclib.org/
Western Frame 0 likes
See Platform Frame
Western Red Cedar Lumber Association (WRCLA) 0 likes
1500 Yeon Building, 522 SW Avenue, Portland, Oregon 97204, Tel: (866) 778-9096: URL: www.realcedar.com
Western Wood Products Association (WWPA) 1 like
522 SW Fifth Ave. Suite 500, Portland, Oregon 97204-2122, Tel: (503) 224-3930, URL: www2.wwpa.org/
Wet and Dry Bulb Hygrometer1 like
wet and dry bulb hygrometer
See Hygrometer
Wet Areas 0 likes
Inside or outside areas exposed to occasional or constant wetting such as showers, exterior walls, roofs, exterior pavements, interior floors, and pools
Wet Cell Battery1 like
wet cell battery
Cell or group of connected cells that transforms chemical energy into electrical energy
Wet Edge 0 likes
Fluid paint boundary
Wet Edge Time 1 like
The time before an area of paint sets up without displaying lap marks when the painter adds the next stretch of paint
Wet Film Gauge 1 like
A device that measures wet film thickness
Wet Film Thickness 4 likes
Thickness of paint liquid film right after application
Wet Heat 0 likes
Heating system employing hot water heat or steam heat; see Hydronic
Wet Niche 0 likes
Underwater light in a swimming pool with a water-cooled sealed beam unit
Wet Sprinkler System2 likes
wet sprinkler system
A sprinkler system filled with water at design pressure for immediate use when activated
Wet Standpipe2 likes
wet standpipe
A fire-fighting pipeline that is always filled with water under pressure and ready for use in a building
Wet Vent 1 like
A pipe that performs as a drain, waste pipe, and as a vent when not conveying liquids, serving as a waste pipe for the nearest fixture; when this fixture is not being used, but fixtures further down the line are in use, the wet vent acts as a vent pipe for those fixtures
Wet-Bulb Temperature 1 like
The temperature displayed by the wet-bulb thermometer of a psychrometer
Wetting Agent 1 like
A substance that can decrease the surface tension of liquids, enabling the wetting of solid surfaces and allowing liquids to penetrate capillaries
Wetting Oils 1 like
Products employed to enhance adhesion of coatings when all mill scale and rust cannot be extracted
WF Beam 1 like
Wide Flange Beam
WFI 1 like
Wood Flooring Institute
WH 2 likes
Wall Hydrant
Water Heater
Wharf 2 likes
A structure that serves as a berthing area for vessels, enabling the loading and discharge of cargo
Wheel Barrow1 like
wheel barrow
A small vehicle with handles and at least one wheel that transports small loads
Wheel Chair Partition 1 like
A wall in a bathroom or bathing room separating a private area that is accessible to the disabled
Wheel Stop1 like
wheel stop
A roughly 4 to 6 feet long concrete or wood bumper at the end of a parking space to stop the car from moving further
Wheelbarrow Air Compressor2 likes
Wheelbarrow Air Compressor
A machine used to compress air.
Wheelchair2 likes
A chair mounted on wheels to be propelled by its occupant manually or with the aid of electric power, of a size and configuration conforming to the recognized standard models of the trade
Wheeled Extinguisher2 likes
wheeled extinguisher
A fire extinguisher on a wheeled cart that can moved around by a person
Whiskering 0 likes
See Efflorescence
White Blast 1 like
Blast clean to white metal
White Cedar Shingle 0 likes
A weather-resistant light-colored cedar wood employed for roofing and siding
White Cement1 like
white cement
Cement composed of materials with low iron content that produce white mortar or concrete
White Coat 2 likes
A term for a gauged lime putty trowel finish
White Metal1 like
white metal
Lead-base or tinbase alloy that is employed for bearings and fusible plugs
White-Rot 0 likes
Decay or rot creating a whitish residue that may be spongy, stringy, or appear as pocket rot in wood
Whitewash1 like
A solution that whitens walls; products that contain a whitening solution
Whiting1 like
Calcium carbonate, limestone, or chalk as a pigment; employed widely in putty production and to extend paints
WHO 1 like
World Health Organization
Whole House Fan3 likes
whole house fan
A fan that circulates air around and out of a home; typically mounted in the ceiling
WI1 like
Wrought Iron
WIC 0 likes
Woodwork Institute of California
Wide Stile Door 0 likes
Wider than standard upright members producing the outer frame of a door
Wide-Selvage Asphalt Roll Roofing Surfaced with Mi 1 like
See Nineteen-Inch Selvage
Wilton Carpet1 like
wilton carpet
A textile floor covering woven on a Jacquard loom that has a velvet-like surface as a result of the cut loops of a pile
Winch2 likes
A hoist or windlass that lifts or transports heavy loads
Wind Brace 0 likes
Metal straps or wood blocks, positioned diagonally on the inside of a wall, to fortifies the frame against lateral forces
Wind Farm 0 likes
Land with numerous wind turbines that produce electrical power
Wind Load 0 likes
A load on a building produced by wind pressure
Wind Shelf 0 likes
Concave ledge in a fireplace behind the damper at the bottom of the smoke chamber that directs the cold air downdraft in the flue to combine with the hot air rising in the flue
Winder 2 likes
A stair tread at a turn in a staircase that has a greater width at one end than the other,
Window 0 likes
An opening in the wall of a building or structure with a glass pane that admits light and air; closed by sashes or casements
Window Blind2 likes
window blind
A flexible window covering
Window Box1 like
window box
A box on an exterior window sill that is used to grow plants
Window Buck 0 likes
Rectangular or square box containing a window that is installed in a concrete foundation or block wall
Window Frame0 likes
window frame
The static part of a window assembly; the window sash fits into the window frame
Window Guard Lock 0 likes
Tamperproof hasp with a padlock for window guards
Window Guard, Diamond Mesh 1 like
See Diamond Mesh Window Guard
Window Guard, Steel Bar Grille 0 likes
Guard produced from a steel bar grille
Window Guard, Woven Wire 1 like
Guard consisting of woven wire
Window Head 0 likes
The assembly of components at the top of a window frame
Window Header1 like
window header
A horizontal structural component spanning the top of a window opening to serve as a support for the load located above it
Window Pane4 likes
window pane
A pane of glass located in a window
Window Sash 1 like
The functioning , moving portion of a window consisting of window panes and the borders
Window Screen1 like
window screen
A fine mesh screen mounted in a window frame to eliminate insects
Window Seat1 like
window seat
A seat constructed in a window recess
Window Shade1 like
window shade
An adjustable window covering that is used to control the amount of light admitted into an area, or to provide privacy
Window Sill 0 likes
The horizontal component at the bottom of a window
Window Stool 0 likes
Wood, masonry, or ceramic tile fitted on the window sill plate on the interior of the window against the lowest rail of the lower sash
Window Treatment3 likes
window treatment
Hanging curtains or blinds on a window’s interior
Window Unit1 like
window unit
Air conditioner located in a window
Window, Drive-Up 4 likes
See Drive-Up Window
Window, Service 1 like
See Service Window
Windowwall 0 likes
The opening in a wall surface containing a window unit or wall of window assemblies
Wiping Stain 2 likes
See Pigment Oil Stain
Wire2 likes
A metal thread or thin supple rod used for fences, conducting electricity, or binding objects together
Wire Cut Brick 1 like
A brick whose surfaces have wires cutting into the clay prior to baking
Wire Glass 1 like
Glass into which wire mesh was embedded during fabrication
Wire Guard1 like
wire guard
Flexible metal strands fabricated as a unit to enclose moving machinery parts around an excavation or equipment, preventing injury to the operator
Wire Hook Hanger2 likes
wire hook hanger
Flexible hook-shaped metal strand that secures a construction component
Wire Mesh1 like
wire mesh
A longitudinal and transverse wire series arranged substantially perpendicular to each other
Wire Mesh Partition 0 likes
A partition composed of wire mesh.
Wire Nut2 likes
wire nut
A device that fastens electrical wire conductors together due to twisting
Wire, Aluminum 2 likes
See Aluminum Wire
Wire, Chicken2 likes
wire, chicken
See Chicken Wire
Wireway2 likes
A sheet metal trough with a hinge or detachable cover to hold electrical cables
Wiring, Flexible1 like
wiring, flexible
See Flexible Wiring
With Framing 0 likes
Of gypsumboard application; see Parallel Application
Withdrawing Room 0 likes
Drawing Room
Withe 0 likes
A single row of brick or stone in a wall
A masonry divider or partition between flues in a chimney when there is more than one flue
Withering 1 like
Gloss loss frequently resulting from varnishing open-pore woods without filling the pores, using unsuitable undercoats and adding topcoat prior to the undercoat has dried
Witness 0 likes
A person who observed or heard an event and testifies about these events at a hearing
Wolfram 0 likes
See Tungsten
Wolmanized Lumber 0 likes
Lumber treated with Wolman salts to arrest decay
Wonderboard ™ 1 like
A concrete and fiberglass panel usually employed as a ceramic tile backing material on bathtub decks
Wood 1 like
Tough fibrous material from a tree trunk and branches
Wood Alcohol 0 likes
Toxic alcohol produced by the destructively distilling wood
Wood Anchor4 likes
wood anchor
A bolt or fastening device that fastens wood to wood, or wood to other materials
Wood Backing 1 like
See Backing
Wood Batten 2 likes
Wood strips covering upright joints on boards employed as outside siding
Wood Beam 0 likes
Horizontal wood structural part supporting consistent, concentrated loads
Wood Blocking 1 like
Small wood pieces that secure, join, or reinforce components, or to fill spaces between parts
Wood Bottom Plate 0 likes
Horizontal wood lumber part on the floor sheath that supports wall studs and fastens them together; employed in Western or platform framing construction
Horizontal component that supports the upright wall studs and posts; also known as a mudsill, and employed in balloon framing construction
Wood Buck 1 like
Wood frame built into a concrete or masonry wall to house the finish door frame
Wood Bumper 2 likes
Wood part that absorbs impact and thwarts damage to other surfaces
Wood Cant Strip 0 likes
Slanted wood strip used at the edge of a roofing sheath to transition the sheath from a horizontal to upright surface
Wood Cap 2 likes
Wood component on top of an assembly that terminates or finishes the assembly
Wood Carriage 0 likes
Slanting beam mounted among stringers to reinforce steps of a wood staircase
Wood Chip Mulch1 like
wood chip mulch
Wood chips that are dispersed on the terrain to avert erosion, minimize evaporation, and enhance the soil
Wood Chisel2 likes
wood chisel
A sharp-ended manual tool that is employed to carve various shapes from wood
Wood Column 0 likes
Upright wood structural part that supports a beam
Wood Cornice 1 like
Horizontal wood molding that may consist of multi-shaped pieces
Wood Diagonal Bracing 1 like
Diagonal wood part that stops buckling or wood studs rotating
Wood Fascia 0 likes
Upright flat wood part of the eaves, cornice, gable or another finish to which the gutter is attached
Wood Fiber 0 likes
A relatively long, narrow wood cell tapering, and closed at each end
Shredded, stain-proof wood employed as an aggregate with gypsum plaster
Wood Filler1 like
wood filler
Highly pigmented substance that fills and levels off the pores in open-grained woods
Wood Float1 like
wood float
Flat wood trowel employed for floating mortar immediately prior to the pure coat
Wood Floor Joist 3 likes
Horizontal structural part of a framed floor
Wood Floor Removal 2 likes
Ripping up wood floors
Wood Flooring1 like
wood flooring
Floor coverings that have dressed and finished boards
Wood Flooring Institute (WFI) 0 likes
111 Chesterfield Industrial Boulevard, Suite B, Chesterfield, MI 63005, Tel: (636) 519-9663, URL: www.nwfa.org
Wood Flour 1 like
Fine wood particles that can pass through a 40-100 mesh screen
Wood Frame 1 like
The wood floors, roofs, exterior and interior walls of a building or structure
Wood Furring 1 like
Wood strips added to concrete or masonry surfaces to create a planar surface and a fastening base for finish materials
Wood Girder 1 like
Horizontal, large wood beam that supports intense loads at separate points along its length; supports rafters, joists and other loads
Wood Ground 1 like
Thin wood strips applied around openings and at the edge to guide strike off of plaster in order to achieve a straight and level or plumb line for the plaster
Wood Header 0 likes
Wood member positioned across joist ends or at wall openings in order to reinforce joists or studs at openings in a framing assembly
Wood Joist 2 likes
Horizontal framing component of a floor, flat roof, or ceiling
Wood Lath1 like
wood lath
Wood strips, 1-1/4 inches wide by 3/8 inch thick, that were employed as a plaster base
Wood Lintel 1 like
Wood header above openings in wood frame walls
Wood Nailer 1 like
Wood strip connected to steel or concrete to expedite nailing
Wood Pile 0 likes
A thin, long wood pole located in the ground to serve as a foundation and support upright loads
Wood Plate 0 likes
Horizontal wood part on top or bottom of wall studs that fastens them together and supports studs, rafters, or joists
Wood Pole1 like
wood pole
A long wood piece that supports utility lines, often round
Wood Railing Newel 0 likes
Main wood post at the bottom of a stairway, or the main support of a winding staircase
Wood Railing Post 0 likes
Large upright wood component that supports railing
Wood Ridge Rafter 0 likes
Horizontal wood supportive part at the top of a sloping roof just below the sheathing
Wood Riser 1 like
The upright wood board below the tread in a stairway
Wood Roof Cricket 0 likes
Small raised wood roof area that diverts water around a curb, chimney, or other protrusions
Wood Roof Curb 0 likes
Wood component raised above the roof surface in order to mount equipment and other items
Wood Roof Edge Strip 0 likes
Wood strip along the plane of roof insulation at the edge of the roof fastened to the structural roof deck to secure the roofing membrane
Wood Roof Nailer 0 likes
Wood strip in the plane of roof insulation attached to the structural roof deck to secure the roofing membrane
Wood Saddle 0 likes
Short horizontal wood part located on top of a wood column, providing a seat for a girder
Wood Saw1 like
 wood saw
See Handsaw
Wood Screw1 like
wood screw
A screw for attaching items in wood
Wood Shake 2 likes
Handsplit shingle
Wood Shingle 1 like
Cedar wood fabricated roof covering in modular widths, lengths, and rectangular shapes
Wood Siding 0 likes
Wood employed as an exterior surface or cladding for outside framed walls to protect from the elements
Wood Sill Plate 0 likes
Horizontal wood part on the bottom of wall studs to fasten them together on concrete or masonry; horizontal timbers which either lie on the masonry foundations or actually form the foundation
Wood Sleeper 0 likes
Wood component positioned on concrete floor to reinforce and accept the wood subfloor fastening or finish flooring
Wood Stain1 like
wood stain
Wood finish with a dye or pigment sinking into the wood fibers
Wood Stair Framing 1 like
Wood structural components reinforcing stairs or stair openings
Wood Structural Panel 0 likes
A structural panel product mainly made of wood, including all veneer plywood, composite panels of veneer and wood-based material, and mat-formed panels
Wood Threshold 0 likes
Wood strip secured to floor under a door
Wood Treatment 0 likes
Application of stains or chemicals to thwart fire, decay, or deterioration as a result of the elements
Wood Trim 1 like
Wood millwork, mainly moldings, to finish and cover joints and openings
Wood Truss 0 likes
A structural component of wood pieces arranged in a triangle, frequently employed to brace a roof
Wood Wool 0 likes
Long, curly, thin strands of wood employed as an aggregate component for various particleboards
Wood-Fibered Plaster 0 likes
Gypsum basecoat plaster that contain wood fiber as an aggregate and employed with or without other aggregates
Wooden Brick 0 likes
Seasoned wood brick positioned to create a nailing area in masonry walls
Woodwork Institute of California (WIC) 0 likes
P. O. Box 980247, West Sacramento, CA 95798, Tel: (916) 372-9943, URL: www.wicnet.org
Woodwork, Architectural 0 likes
A high quality finish work employing wood for decoration
Wool 0 likes
Fine, soft hair from the coats of sheep and goats, also yarn produced from this hair and the fabric produced from it
Wool-like substances including mineral wool, steel wool, and lead wool
Wool, Mineral 0 likes
Fibrous, lightweight, vitreous materials employed for sound and temperature insulation
Work 1 like
Performance of the entire scope of a specified construction project including labor, materials, equipment, and other items necessary to fulfill all the contractual requirements
Work Letter 0 likes
Often referred to as Exhibit B in a lease or rental agreement, a written statement of the specific materials and amounts the owner will provide; usually related to the leasing or renting of office space by a tenant within a Building Envelope; see TI’S and Building Envelope
Work Load 0 likes
Electric conductor among the arc-welding current source and the work
Work Order 0 likes
A written order signed by the owner or representative of a contractual issue requiring performance by the contractor
Work Product Exclusion 0 likes
A liability insurance policy provision that holds back coverage for damages to work produced by or on behalf of the insured
Work Station 1 like
An area defined by work surfaces used by one or a few employees, including ticket booths, sales counters, guardhouses, toll booths, and counter spaces in restaurant kitchens
Work Top 0 likes
A counter top
Workbench3 likes
Table where work is performed
Workers Compensation 0 likes
A system established by law whereby an employer is responsible for medical expenses and disabilities of workers injured on the job; payable if the employer is not at fault or if worker carelessness impacted the injury; the employer is not automatically liable for damages pertaining to pain and suffering
Working Capital 0 likes
Capital available for current use in the functioning of a business calculated by the current cash holdings and assets readily converted into cash minus current liabilities
Working Day 0 likes
A day on which construction work may be accomplished, excluding Saturdays, Sundays, and public holidays
Working Drawing 0 likes
A drawing with plan and section views, details, dimensions, and notes so that it can be constructed and reproduced without instructions; see Drawings
Working Drawings 0 likes
Drawings of the project that form part of the contractual documentation
Working Stress 0 likes
The maximum allowable stress employed in the working stress design of a component
Working Stress Design 0 likes
Design of concrete and masonry components where safety is achieved by limiting permissible stresses
Workout 0 likes
A procedure where a borrower negotiates a mortgage or trust deed restructure instead of a foreclosure
World Changing Architects 0 likes
World changing architects are people who design buildings that shape our world and may supervise their construction.
Woven Carpet2 likes
woven carpet
Carpet produced by interlacing backing and pile yarns on a loom simultaneously
WP 0 likes
Water proofing
Wraparound Deed of Trust or Mortgage 0 likes
See All-Inclusive Deed of Trust or Mortgage
Wrapped Drywall 0 likes
Areas that receive entire drywall cover, such as in the doorway openings of bifold and bipass closet doors
WRCLA 1 like
Western Red Cedar Lumber Association
Wrench1 like
A hand or power tool, that grip and turn bolts and nuts
Wrinkle 0 likes
A pattern of ridges
See Cockle
Wrinkle Finish 0 likes
A varnish or enamel film with fine wrinkles or ridges employed widely as a novelty finish
Wrongful Death 0 likes
Unlawful homicide, whether negligent or intentional
Wrought Iron1 like
wrought iron
A resilient, flexible, soft form of iron used for forging or rolling; not cast iron
WWF 0 likes
Welded Wire Fabric
WWM 0 likes
Welded Wire Mesh
WWPA 0 likes
Western Wood Products Association
Wye1 like
A Y-shaped pipe fitting that connects three pipes
Wythe 0 likes
Each continuous upright section or layer of masonry one unit thick; also called a Tier
Thick masonry segregating chimney flues
Product of the day


A narrow flat ring or a punctured plate employed in joints or units to ensure tautness or reduce friction

flat washer


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