- isolated blister
- isolated building
- isolated chimney
- isolated footing
- isolated foundation
- isolated load
- isolated pier
- isolated pile
- isolated point
- isolated settlement
- isolated shaft
- isolated staircase
- isolated support
- isolating valve
- isolation amplifier
- isolation joint
- isolator
- isoluminance curve
- isolux curve
- isomagnetic line
- isomertry
- isometric
- isometric drawing
- isometric projection
- isometric section
- isometry
- isomorphism
- isopach
- isopachyte
- isorads
- isostatic
- isostatic arch
- isostatic beam
- isostatic line
- isostatic net
- isostatic pressing
- isostatic surface
- isostatic system
- isotaches
- isothermal change
- isothermal curing
- isothermal process
- isotropic body
- isotropic hardening
- isotropic material
- isotropic plate
- isotropic reinforcement
- isotropic shelf
- isotropy
- isotropy postulate
- issue order
- issueless
- j bolt
- jack handle
- jack pile
- jack plane
- jack roll
- jack works
- jack-knife
- jacking
- jacking device
- jacking sleeve
- jalousie
- jalousie window
- jam-nut
- jamb liner
- jamb post
- jammed
- jarring
- jaw
- jet loader
- jib door
- jil crane
- jitter
- job captain
- job superintendent
- job workshop
- jobber
- joiner"s
- joinery boarding
- joinery planking
- joint calking
- joint cutter
- joint development
- joint economy
- joint filler
- joint gasket
- joint grouting
- joint knot
- joint mortar
- joint ring
- joint sawing
- joint sealer
- joint soldering
- joint tape
- joint thickness
- joint tongue
- joint untightness
- jointed
- jointer plane