- hiding paint
- hierarchical menu
- herringbone bridging
- hessian
- heterogeneous body
- heterogeneous system
- heuristic
- heuristic programming
- hewer
- hex bolt
- hexadecimal
- hexagon bush
- hexagon head
- hexagon nut
- hexagonal tile
- hexahedron
- hexastyle
- hidden
- hidden defect
- hidden file
- hidden wiring
- hiding power
- hierarchy
- high alloy
- high altar
- high pilework
- high resolution
- high wind
- high-ceilinged
- high-gravity
- high-speed
- highest point
- highway bridge
- highway classification
- highway construction
- highway crossing
- highway embankment
- highway engineering
- highway landscaping
- highway network
- highway planting
- highway subgrader
- highway traffic
- highway type
- highways planing
- hijacker
- hilled relief
- hillside road
- hilly country
- hilly region
- hilt
- hin roof
- hindrance
- hinge bearing
- hinge joint
- hinge moment
- hinge post
- hinged boom
- hinged frame
- hinged gate
- hinged pier
- hinged post
- hinged span
- hinged structures
- hinged window
- hip capping
- hip joint
- hip rafter
- hip rib
- hip tile
- hipped gable
- hire
- hire shop
- Histogram
- historic district
- historic garden
- historic structure
- historical geology
- hit rate
- hitch shackle
- hob spout
- hobby
- hogger
- hogsbackx
- hoist chain
- hoist man
- hoist tower
- hoister
- hoisting capacity
- hoisting chain
- hoisting height
- hoisting movement
- hoisting substitute
- hoisting systems
- hoistway door
- hold up
- holder-up
- holding device
- high antiquity
- high camber