submarine canyon
noun
A narrow steep-sided trench eroded in a continental shelf or continental slope by underwater currents.
Origin
Late 19th century.
- towelling
- towel rail
- tower
- tower block
- Tower Bridge
- towered
- towering
- Tower of Babel
- Tower of London
- tower of silence
- tower of strength
- tower (or pillar) of strength
- towery
- tow-head
- tow-headed
- towhee
- to whom it may concern
- towie
- to windward of
- towing path
- towing rope
- (to) within an inch of one's life
- towline
- town
- town acre