Terminologies
- Abatement of action
- Ablution fitting
- Abeyance
- Abney level
- Above grade
- Abrasion
- Abrasion resistance
- Abrasive
- Abrupt wave
- Abseil survey
- Absolute assignment
- Abut, Abutment
- Accelerator
- Accepted programme
- Accepted risk
- Access floor
- Access to works
- Accommodation works
- Accrued rights
- Acequia
- Acetone
- Acetylene
- Acid
- Acid deposition
- Acid rain
- Acidic
- Acknowledgement of Service
- Acoustic board
- Acoustic clip
- Acoustic construction
- Acoustic floor
- Acoustic lining
- Acre
- Acrylated rubber paints
- Active fire protection
- Active Solar Heating
- Actuator
- Ad Hoc
- Ad idem
- Adaptive comfort
- Addendum bills
- Additive
- Addressable system
- Adhesion systems
- Adjacent
- Adjacent Property
- Adjudication
- Adze
- Aeration
- Aerial
- Aero chlorination
- Aerobic
- Aerodynamics
- Aero triangulation
- Aesthetic
- Affidavit
- Affirmation of contract
- After-flush
- Aftershock
- Aftertack (after-tack)
- Agency
- Aggregate
- Aggregate cement ratio
- Bacillus coli
- Back boiler
- Back cutting
- Back draught
- Back-flap hinge
- Back Lintel:
- Back Sawing:
- Backdrop
- Backfall
- Backfill
- Backflow
- Background
- Background Heating
- Background Ventilation:
- Backhoe
- Backing
- Baffle
- Bag Filter
- Bag set
- Bagged Joint:
- Bagging
- Bailer
- Bailey
- Bailey bridge
- Bailing
- Bailment
- Bainite
- Balance beam
- Balance box
- Balanced construction
- Balanced flue
- Balanced sash
- Balanced step (dancing step, French flier)
- Balancing
- Balancing valve
- Balcony
- Ball catch (bullet catch)
- Ball joint
- Ballast
- Ballast (choke)
- Cabin:
- Cable
- Cable duct
- Cable gland
- Caisson
- Calcium silicate bricks
- Calibre
- Calliper
- Calorifier
- Calyx boring
- Camber
- Canal
- Canopy
- Cant
- Cant bay:
- Cant brick
- Cant stop brick
- Cantilever
- Capillarity (capillary action)
- Capillary break
- Capillary groove
- Capillary joint
- Capital
- Capping layer
- Capstan
- Carbon capture and storage (CCS)
- Carbon credit
- Carbon dioxide
- Carbon footprint
- Carbon monoxide
- Carbon-neutral (carbon neutrality)
- Carbon offsetting (carbon offset)
- Carbon sink
- Carbon steel
- Carbonation
- Carborundum
- Carcass
- Carcassing
- Carpenter
- Carpenter’s hammer (claw hammer)
- Dabs
- Dado
- Dado rail
- Dam
- Damp-proof course
- Damping
- Dashed finish
- Dashpot
- Data cabling
- Datum
- Dead
- Dead bolt
- Dead leg
- Dead load
- Dead shore
- Deathwatch beetle
- Debris-collection fan
- Decametre:
- decibel (dB)
- Deck
- Decking
- Declination
- Decorator
- Deed
- Deep learning
- Deep-plan building
- Deep-seal trap
- Deeping
- Default
- Defect
- Defect action sheet
- Defect correction period
- Defect structure
- Defective work
- Definite integral
- Deflection
- Deforestation
- Degradation
- Degree
- Degree Celsius
- Engineering Ethics
- English bond
- Environmental audit
- Environmental impact assessment
- Environmental temperature
- Enzymes
- Epicentre
- Epilimnion
- Epoch
- Epoxy
- Epoxy paint
- Equiaxed
- Equilibrium
- Equity
- Erection
- Erg
- Erosion
- Erratic
- Escape Chute
- Escrow
- Escutcheon
- Espagnolette bolt (shutter bolt)
- Essence of the contract
- Estate
- Esteem value
- Estimate
- Estimating
- Estimator
- Estoppel
- Estuary
- Etching
- Ethylene propylene diene monomer rubber
- Ethylene vinyl acetate copolymers (EVA)
- Eukaryotic organism
- Eur. lng.
- Euro NCAP safety rating
- European Committee for Standardization (CEN)
- European Standard (EuroNorm (EN))
- Eutectic
- Eutrophication
- Evapo-transpiration
- Evaporation
- Examination of site
- Excavation
- Fabric heat loss
- Fabridam
- Facade
- Facade panels
- Facade retention
- Face
- Face bedding
- Face brick
- Face-centred cubic (FCC)
- Faced wall
- Fire-resistant
- Fire-resisting glass
- Fire retardant
- Fire shutter
- Firmer chisel
- First angle
- First fix (1st fix, first fixing)
- First moment of area
- First storey
- Fish ladder (fish pass, fishway)
- Fishtail fixing lug (fang, tang)
- Fissured clay
- Fit-out (fitting-out, US outfitting)
- Fit-up
- Fitment
- Fitted bolt
- Fitter
- Fittings
- Fixed- form paving train (fixed-form paver)
- Fixed light (dead light)
- Fixed-price contract
- Fixed retaining wall
- Fixer
- Fixing channel
- Fixing fillet (fixing slip, pad, pallet, slip)
- Fixing moment (fixed-end moment)
- Fixing strap
- Fixing strip
- Fixture
- Flake ice
- Flame cutting
- Flemish bond
- Gabion
- Gable
- Gable board
- Gable coping
- Gable end
- Gable post
- Gable roof
- Gable shoulder
- Gable Springer
- Gable wall
- Gablet
- Gaboon (gaboon mahogany, okume)
- Gale
- Gallet
- Galleting
- Galling
- Gallon (gal)
- Galvanic couple
- Galvanic current
- Gambrel roof
- Gamification
- Gamma
- Gamma iron (y iron)
- Gamma radiography
- Gang form
- Gang rate
- Gangway
- Gantry
- Gantt chart
- Gap-graded aggregate
- Garden wall bond
- Gargoyle
- Garnet
- Garnet paper
- Gas concrete (aerated concrete)
- Gas detector
- Gas fitter
- Gas metal arc welding (GMAW)
- Gas pliers
- Gasket
- Habitable room
- Habitat
- HAC ( High Alumina Cement)
- Hachures
- Hacking
- Hacking knife
- Hacking Knife
- Hacking out
- Hacksaw
- Haematite
- Haft
- Hagen-poiseuille flow
- Hair cracking
- Half bat (snap header)
- Half bond (stretcher bond)
- Half-brick wall
- Half header
- Half-hipped roof
- Half-hour fire door (FD 30)
- Half landing
- Half-lap joint
- Half pitch roof
- Half round
- Half-round channel
- Half-round screw
- Half-round veneer
- Half-span roof
- Half-timbered
- Hall
- Halocline
- Halogen lamp (tungsten-halogen lamp)
- Halving (halved joint)
- Hammer
- Hammer-dressed stone (hammer-faced stone)
- Hammer drill
- Hammer-headed key
- Hammer-headed tenon
- Hammerbeam (hammer-beam)
- Hammerbeam roof (hammer-beam roof)
- Hammerhead crane
- Hand
- Hand-augered borehole
- Hand drill (wheelbrace)
- Hand float
- Handed
- Handhole
- Handmade brick
- Handover (handing over)
- I-Beam
- Imbrex
- Imbricated
- Imhoff cone
- Imhoff tank
- Immiscible
- Impact sound (impact noise)
- Impact strength
- Impact test
- Impeller
- Imperial units
- Impermeable
- Impingement filter (viscous impingement filter)
- Improvement line
- Improvement notice
- Impulse
- Inactive leaf
- Incandescent lamp
- Incineration (soil incineration)
- Inclement weather (unfavourable weather)
- Included angle
- Inclusion
- Incompetent strata
- Incorporated Engineer
- Increaser
- Indefinite integral
- Indenting
- Indenture
- Independent float
- Independent scaffolding
- Infill wall
- Infilling
- Infiltration
- Inflammable
- Inflow
- Influent
- Information delivery manual (IDM)
- Information manager
- Information paper (IP)
- Informative
- Infrared
- Infrared camera (IR camera, thermal camera, thermographic camera)
- Infrared survey (IR survey)
- Infrared temperature sensor
- Infrastructure
- Jack Arch
- Jack-leg cabin
- Jack pile (jacked pile)
- Jack plane
- Jack rafter
- Jack shore (back shore)
- Jacket
- Jacket platform
- Jackhammer
- Jacobean
- Jamb
- Jamb form
- Jamb lining
- Japanese saw
- Jar test
- Jemmy (crowbar, pry bar)
- Jerkin head roof (hipped gable, shared head)
- Jerry builder
- Jersey barrier (Jersey wall)
- Jet
- Jet freezing
- Jetty
- Jib
- Jib door (gib door)
- Jig
- Jigsaw
- Jim Crow
- Job specification
- Jobber (handyman, builder’s mate)
- Joggle
- Joggle joint (concrete stop end, stop end and key)
- Johari’s window
- Joiner
- Joiner’s gauge
- Joiner’s hammer (Warrington hammer)
- Joinery (finish carpentry)
- Joint
- Joint cement (joint filter, joint finish)
- Joint reinforcement
- Joint ring (rubber ring, sealing ring)
- Joint runner (pouring rope)
- Joint tape
- Jointing compound
- Jointing fluid
- Jointing tape
- Jointing tool
- Jointless flooring
- Joist anchor
- Joist hanger
- Joist trimmer (grinder bracket)
- Judas
- Jumbo brick
- Jump form
- Junction
- Junction box
- Just-in-time (JIT) management
- Jute (Corchorus capsularis, C. olitorius)
- Kaolin (China clay)
- Kaplan Turbine
- Karst
- Kerfing
- Kerogen
- Kerosene
- Kevlar
- Key plan
- Key saw (compass saw)
- Key schedule
- Key suite
- Keyed joint
- Keyhole cover (key drop)
- Keying
- Keying-in
- Keying mix
- Keyway miller
- Kick plate (kicking plate)
- Kicker
- Kicker formwork (kicker frame)
- Killed steel
- Kiln
- Kiln seasoning (kiln drying)
- Kinematics
- Kinetic energy
- King closer
- King post truss
- Kirchoff’s law
- Kit home
- Kit joinery
- Kite winder
- Kitemark
- Knapping hammer
- Knee
- Knee brace (corner brace)
- Kneeler (skew, skew table)
- Kneeling
- Knob
- Knocked down
- Knocking up (retempering)
- Knockings
- Knockout
- Knoll
- Knoop hardness test
- Knot
- Knot area ratio (KAR)
- Knot brush
- Knowledge transfer partnerships (KTP)
- Knuckle
- Knuckle bend
- Knuckle joint
- Labourer
- Laccolith
- Laced valley
- Lacing
- Lag bolt (coach bolt)
- Lagging
- Lahar
- Lamella
- Laminar flow
- Laminate (decorative laminate, laminated plastic)
- Laminated glass
- Lamp base (lamp cap, lamp holder)
- Land drain systems
- Land survey
- Landing valve
- Landscape office
- Landscaping
- Lap joint (lapped joint)
- Lap (overlap, lapping)
- Laplace transform
- Lapped tenons
- Lapping
- Large-panel system
- Larrying (US larrying up)
- Laser
- Lashing
- Latch
- Latchet
- Lateral restraints
- Latex
- Latitude
- Lattice
- Lattice parameter
- Lavatory
- Lay light (laylight)
- Layer board (lear board, gutter board)
- Laying-off
- Laying-on trowel:
- Layout
- Leach
- Lead-caulked joint (lead joint)
- Lead-clothed glazing bar (lead glazing bar)
- Leaded light (lead glazing)
- Load-Bearing Wall
- M & E (Mechanical and Electrical)
- Mach-stem wave
- Machine direction
- Machine learning
- Machine special structural (MSS)
- Maglev (magnetic levitation)
- Magnetic anomaly
- Magnetic bearing
- Magnetic field
- Magnetic polarity reversal
- Magnetometer
- Magnitude
- Mahogany
- Main contractor (general contractor, prime contractor)
- Main distribution frame (building distribution frame)
- Mains voltage
- Mainshock
- Maintainability
- Maintenance painting
- Major axis
- Malleable
- Malleable cast iron
- Mallet
- Man door (wicket door)
- Man lock
- Managing contractor
- Manifold
- Manor house
- Manpower
- Mansard
- Manual handling
- Manufactured gas
- Marking drawing
- Marking gauge (joiner’s gauge)
- Marl
- Mass haul diagram
- Mastic
- Matrix
- Mattlock
- Mattress
- MCB (miniature circuit breaker)
- MDF (medium density fibreboard)
- Meander
- Measure and value contract
- Naeumann’s law
- Narrow strip foundation
- Natural greenhouse effect (greenhouse effect)
- Natural ventilation
- Navier’s hypothesis
- Navigation
- Neat cement grout
- Necking (metallurgy)
- Needle
- Needle gun
- Needle scaffold
- Needling
- Negative moment
- Negative pressure
- Neoprene
- Nephelometric turbidity unit (NTU)
- Net load
- Net radiometer
- Network polymer
- Neutral axis
- Neutralisation
- Neutralisation chamber
- Newel
- Newel cap
- Newel post
- Newmark’s charts
- Nibbler
- Nickel sulphide
- Nicker
- Nidged ashlar (nigged ashlar)
- Nippers (steel-fixer’s nips, tower pincers)
- Nipple
- Nitrification
- Noble metal
- Node
- Nog
- Nogging (noggin)
- Nominated subcontractor
- Non-combustible
- Non load-bearing wall
- Obelisk
- Observation panel
- Obsolescence
- Obtuse angle
- Octahedral position
- Odometry
- Off-site
- Offcut
- Offset
- Ohm's law
- Precast
- Pressure-treated lumber
- Retaining wall
- Slate
- Subsidence
- Tack Rag
- Tacky
- Taconite
- Thermal bypass
- Thermal Envelope
