transcription, транскрипция: [ ˈkā-ˌsän, -s ə n, Brit also ]
kə-ˈsün noun
Etymology: French, from Middle French, from Old Occitan, from caissa chest, from Latin capsa — more at case
Date: circa 1702
1.
a. : a chest to hold ammunition
b. : a usually 2-wheeled vehicle for artillery ammunition attachable to a horse-drawn limber ; also : a limber with its attached caisson
2.
a. : a watertight chamber used in construction work under water or as a foundation
b. : a hollow floating box or a boat used as a floodgate for a dock or basin
3. : coffer 3
[
caisson 1b
]