Term Definition
SDI 1 like
Steel Deck Institute
Steel Door Institute
SE 0 likes
Structural Engineer
Seal 0 likes
To confirm a decision, or determine an issue irrevocably and give final approval
Close securely or hermetically
Apply a non-porous coating to a surface to make it impervious; a tight closure
To position a wax form on an object for the purpose of authentication
Quantity of stagnant water in a drain trap that stops foul air from rising; See Trap Seal
Seal, Shaft 0 likes
See Shaft Seal
Sealable Equipment 0 likes
Electrical equipment enclosed in a case or cabinet which can be sealed or locked; live components are only accessible when the case or cabinet is open
Sealant1 like
sealant
A substance or material employed for sealing gaps between materials
Elastomeric material that is employed to fill and seal cracks and joints; prevents entry of moisture and facilitates horizontal and sideways movement
A caulking substance employed to fill voids or seams for issues with air filtration, acoustics, or heat production
Sealed Refrigeration Compressor 0 likes
See Hermetic Compressor
Sealed Unit 0 likes
See Hermetic System
Sealer 0 likes
A finishing material, typically applied directly over a surface in order to seal the surface
Seam 0 likes
A line, groove, or ridge formed when two edges of a material join or meet
A joint between adjacent carpet sections; See Back Seam, Face Seam, Cross-Seam, Length Seam, and Side Seam
A thin layer of rock, coal or ore
Seamless Gutter 0 likes
Rain gutters cut from a preformed roll of composite metal; a narrow trough that is attached to the outer edge of the roof to collect water and divert it away from the building; also called Eaves 
SEAOC 0 likes
Structural Engineers Association of California
Seasoned Loan 0 likes
A loan that has produced a decent payment record over a lengthy period
Seasoning 0 likes
Treating lumber to reduce its moisture content and improve its functionality
Seat 0 likes
A piece of furniture designed for sitting, such as a chair, stool, bench, or pew
The part of a chair where a person can sit
The part of a valve mechanism on which the valve presses to terminate a process
Seat Cut 0 likes
The cut at the underside of a rafter to enable it to fit on the plate
Seat of a Rafter 0 likes
Horizontal cut on the underside of a rafter that lies above the plate
Seat, Grandstand1 like
grandstand seat
See Grandstand Seat
Seated Connection 0 likes
Where a steel beam lies above a steel angle secured to a girder or column
Second 0 likes
The unit to measure angles, equal to 1/60th of a minute
The unit of measurement of time, equal to 1/60th of a minute
A Second Trust Deed
A Second Mortgage
Second Law of Thermodynamics 0 likes
The entropy of an isolated system never decreases, because isolated systems spontaneously evolve toward thermodynamic equilibrium, the state of maximum entropy; Heat will move only in the direction from a material at a higher temperature to a material at a lower temperature
Second Mortgage 0 likes
A mortgage obtained after a first mortgage
Second Trust Deed 0 likes
A trust deed obtained after a first trust deed
Secondary Branch 0 likes
An offshoot or a division of the main portion of a structure
Secondary Clay 0 likes
See Sedimentary Clay
Secondary Color 0 likes
The product of combining two primary colors; orange is produced by combining red and yellow; violet is produced by combining blue and red; green is produced by combining blue and yellow
Secondary Financing 0 likes
An extra loan or financing that is less than a mortgage or trust deed; a Second Mortgage or Second Trust Deed
Secondary Network 0 likes
Distribution system where electricity is conveyed through a complex integrated system of transformers and underground cables connected and functioning in parallel; power moves in both directions on lower voltage delivery lines; loss of a line or transformer does not produce a power interruption; designed to meet greater reliability requirements and constrained space often experienced in urban regions; also called an alternating current automatic low-voltage secondary network
Secondary Refrigerating System 0 likes
System in which the condenser is cooled by the evaporator of the primary refrigerating system or another refrigerant
Section 0 likes
A distinct component that can be separated or considered as a separate part of something; also a component that could be reassembled to reconstruct an object
Section of Land 0 likes
A land area that is one square is equal to 640 acres; a township has 36 sections
Security Glass 0 likes
A glazing sheet with multiple laminations of glass and plastic; designed to stop bullets, and overcome deliberate methodical attacks against property
Security Grille 0 likes
Steel lattice that prevents intrusion or entrance through various openings
Security Interest 0 likes
A property interest created by agreement or by operation of law over assets to secure the performance of an obligation, usually the payment of a debt
Security System 0 likes
A device or group of devices, such as alarms and electronic monitors, employed to detect a security breach by setting off an alarm when someone tries to break in
Seebeck Effect 0 likes
When two dissimilar adjacent metals are heated, an electric current is generated between the metals; producing an electromotive force (emf) then an electric current of material with at least two dissimilar conductors when two junctions are kept at different temperatures
Seepage 0 likes
Gradual discharge or escape of a liquid
SEIA 0 likes
Solar Energy Industries Association
Seiche 0 likes
Movement on the surface of water in an enclosed or semi-enclosed body or water, such as a lake, bay or harbor; mostly as a result of an intense storm
Seismic 0 likes
Of or relating to earthquakes
Seismic Load 0 likes
A weight on a structure caused by motion of the earth relative to the structure while an earthquake occurs
Seismic Wave 0 likes
One of four specific waves created by an earthquake; P-wave, S-Wave, Love wave, and Rayleigh wave
Seismicity 0 likes
The amount of earthquakes in a unit of time, or relative earthquake activity
Seismograph 0 likes
An instrument which produces a continuous record of earth motion
Seismology 0 likes
The science and study of earthquakes
Selective Surface 0 likes
Coating that absorbs most of the sunlight and discharges minimal thermal radiation
Selects 0 likes
Acceptable, appropriate bricks following culling
Self-Cleaning 0 likes
Paint where the chalking rate is regulated so dirt on the surface is washed away with stored chalk
Self-Leveling 0 likes
Any sticky material that is spread by pouring and disperses before curing
Self-Priming 0 likes
Using the same paint for primer and for the next coats; the paint can be thinned in a different way for the various coats
Self-Sealing Shingles 0 likes
Shingles that have manufactured strips or spots of self-sealing adhesive
Self-Siphonage 0 likes
The removal of water from a trap, breaking the seal as a result of siphonage set up by the discharge from the fixture where the trap is secured
Self-Spacing Tile 0 likes
Tile with spacers or protrusions on the sides that space the tile for grout joints
Self-Tapping 0 likes
Produces its own screw threads on the interior of a hole
Selvage 0 likes
The edge of strip of material included when fabricating something
A slotted plate or surface which accommodates the bolt of a lock
An edge of a piece of woven fabric that does not fray
Edges of wallpaper without printing
Semi-Drying Oils 0 likes
Oils that dry to a soft, tacky film; soybean oil is employed in the paint industry
Semi-gloss 0 likes
Dry finish sheen that is approximately half way between totally flat and full gloss
Semi-gloss Enamel 0 likes
Enamel coating when dry that has some sheen but is not highly glossy
Semi-gloss Paint 0 likes
Paint coating when dry that has some sheen but is not highly glossy
Semi-hermetic Compressor 0 likes
Service valves on a hermetic compressor
Semi-Mat Glaze 0 likes
A colorless or colored glaze with a reasonable gloss
A colored or colorless mid-gloss ceramic glaze
Semi-Vitreous 0 likes
Three percent to seven percent water absorption
Semiautomatic Frost Control 0 likes
Manual regulator which starts the defrost portion of a cycle, then automatically returns the system to normal functioning
Semiconductor 0 likes
A solid, such as silicon or germanium, that does not conducts electricity when pure or at low temperatures but is highly conductive when it has some appropriate impurities or at greater temperatures; employed for integrated circuits, diodes, and transistors
Sensitive Bulb 0 likes
Sealed fluid device component which reacts to temperature; employed to measure temperature or to regulate a mechanism
Sensor 0 likes
A device that detects and responds to physical stimuli such as light, heat or motion
Sensor, Photoelectric 0 likes
A device that responds to light and then transmits an electrical impulse
Separate Contractor 0 likes
A prime or main contractor; the contractor who has an agreement with the owner
Separation 0 likes
Dividing into components, parts, or layers; keeping things apart
Separation Tank 0 likes
A device employed to clarify filter rinse or waste water in a swimming pool; a container used with a DE filter to trap DE and dirt when backwashing; also called a Reclamation Tank
Separator 0 likes
Device to separate a substance from another substance
See Interceptor
Separator, Oil1 like
separator oil
See Oil Separator
Septic System 0 likes
An on-site waste water treatment system with a septic tank supporting the biological assimilation of the waste, and a drain field which allowed the remaining liquid to soak into the earth; sized by the number of bedrooms in a home
Septic Tank 0 likes
A concrete subterranean tank; a key component of the septic system, a small-scale sewage treatment system common in areas with no connection to main sewage pipes provided by local governments or private corporations
Septum 0 likes
Filter element component made of cloth, wire screen or another porous material where the filter cake is set down
Sequence Controls 0 likes
Group of devices that perform sequentially
Serging 0 likes
Finishing a lengthwise carpet cut edge so that unraveling does not occur; distinct from finishing a cut end which may need binding; the finished width of a serged edge is approximately 3/8th of an inch
Series Circuit 0 likes
When electricity travels through the first device in electrical wiring to operate a second device; current flow travels serially through devices that are connected
Serrate 0 likes
To create a notched or toothed edge on something
Serrated 0 likes
Notched or toothed on the edge; like the teeth of a saw
Service Core of Retired Executives (SCORE) 0 likes
A resource for managerial proficiency supplied by the Small Business Administration
Service Disconnect 0 likes
A switch that disconnects an entire building from an electrical service; also called Main Switch
Service Drop 0 likes
An electrical line spanning from a utility pole to a customer’s building or another premises in an electric power distribution grid; the point where electric utilities provide power to their clientele
Service Ell 0 likes
See Street Ell
Service Entrance Conductors 0 likes
Customer’s conductors from the point of connection at the service drop or service lateral to the service equipment
Service Entrance Panel 0 likes
Primary power cabinet in which electricity arrives in a home wiring system
Service Equipment 0 likes
Main control paraphernalia at the service entrance, including switches, fuses, and circuit breakers
Service Head 0 likes
The exterior fixture employed where the electrical service to a building and the mast from the breaker panel meet
Service Lateral 0 likes
Subterranean power supply line
Service Load 0 likes
Alive and dead structural weights, not including load factors
Service Manifold 0 likes
Compartment outfitted with instruments and manual valves, employed by service mechanics to service refrigerating systems
Service Panel 0 likes
The primary electric panel that accommodates the main switches and transfers electricity to the branch panels and various circuits
Service Pipe 0 likes
Water pipe that enters the building from the street main
Service Raceway 0 likes
Electrical metal tubing, inflexible duct or other racetrack that surrounds the service entrance electrical conductors
Service Sink 0 likes
A sink with a deep basin and scrub bucket; employed to clean mops, and dispose dirty water; also called a Slop Sink
Service Valve 0 likes
A valve employed to separate a building from the water or gas main; installed close to the street curb on the service line between the main and the building; also called a Curbstop
Service Window 0 likes
An aperture in a wall or partition through which business dealings are enacted
Service Wye 0 likes
A pipe fastener in a plumbing system which combines three pipes at 45 degrees; a drainage fitting
Serviceable Hermetic 0 likes
Hermetic unit housing with a motor and compressor built with cap screws or bolts
Servo 0 likes
A servomechanism
A servomotor
Servomechanism 0 likes
An automatic device that uses error-sensing negative feedback to correct the performance of a mechanism
Servomotor 0 likes
The motive element in a servo mechanism; a rotary actuator that allows for precise control of angular position, velocity and acceleration; used in robots and automated manufacturing
Set 0 likes
To place something somewhere
The change from a plastic, workable state to a solid, inflexible state; occurs in setting of mortar and cement, generally calculated by the resistance to penetration or deformation; the initial set defines the first stiffening and the final set defines substantial inflexibility
A chisel that cuts brick
Set Back 0 likes
The distance a structure is positioned from the front property line
See Offset
Set In 0 likes
Distance a brick is set back from the brick immediately below
Set Screw 0 likes
A headless screw typically employed to secure an object within or against another object; often used to secure a pulley or gear to a shaft
Setback Thermostat 0 likes
A thermostat designed to adjust the temperature according to a series of programmed settings that take effect at different times of the day; also called programmable thermostat or clock thermostat
Setoff 0 likes
A statutory defense to the whole or part of a plaintiff’s claim; See Offset
Sett 0 likes
Rectangular paving stone or wood block
Setting Bed 0 likes
Mortar layer on which tile is set
Finishing coat of mortar on a ceiling or wall
Setting of a Circuit Breaker 0 likes
Defining the amount of current prior to the circuit breaker being activated
Setting Time 0 likes
The time needed for newly mixed cement paste, concrete, plaster, or mortar to attain initial or final set
Setting Type Joint Compound 0 likes
A gypsumboard joint compound that becomes hard before it is dry; employed to hasten patching and joint finishing
Setting Up 0 likes
Initial drying of coat so that it cannot flow
Settlement 0 likes
Movements in a structure, generally due to subterranean freeze-thaw cycles
Settlings 0 likes
Dregs; sediment; debris
Severability 0 likes
To separate or break off a relationship into its components
Sewage 0 likes
Water-carried waste containing animal, vegetable, or chemical matter in suspension or solution that is intended to be removed from a community; also known as Wastewater
Sewage Ejector1 like
sewage ejector
A pump employed to raise waste water to a gravity sanitary sewer line; usually found in basements and locations located beneath the side sewer plane
Sewer 0 likes
A subterranean channel for transporting storm water and sewage
Sewer Brick 0 likes
A greenish-blue brick made from shale or clay employed in drainage structures to transport sewage, industrial wastes and storm water
Sewer Connection 0 likes
The connection between the building drain and the public sewer
Sewer Lateral 0 likes
The part of the sanitary sewer that connects the internal waste water lines to the main sewer lines; extends from the house to the sewer line under some feet of soil; maintained by the owner and serviced by utility-authorized contractors; also called Side sewer
Sewer Stub 0 likes
Municipal sewer system junction that connected the sewer line from a home
Sewer Tap 0 likes
The physical connection where the sewer line from a home joins the main municipal sewer line
Sex Bolts 0 likes
Pairs of male and female threaded bolts; employed for bolting through doors
Product of the day

Elbow Catch

A spring-loaded mechanism consisting of an angle strike and rocker arm, used for locking the stationary leaf of a cabinet door pair

elbow catch

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