- tripping line of sea anchor
- tripping link
- tripping lug
- tripping of floor
- tripping palm
- tripping relay
- tripping speed
- tripping wedge
- tripspear
- tripvalve
- trisectrix
- tritet oscillator
- tritiation
- tritium
- triumph
- triumph over
- trivializm
- trnasmission speed
- trnsient doublet
- trnsient thermal response
- trochoid
- trochoidal mass spectrometer
- trochoidal vertical axis propeller
- trochoidal wave
- trochoidal wave theory
- trod as upon eggs
- trod the stage
- trodden away
- trodden under foot
- troll
- troller
- trolley
- trolley bush
- trolley hoist
- trolley line
- trolley movement
- trolley strap
- trolleyfrog
- trolling
- trolling boat
- trolling gurdy
- trolling line
- trolling speed
- trombone
- troop capacity
- troop carrier
- troop compartment
- troop convoy
- troop space
- troop through