cais·son (k  s n , -s n)n. 1. A watertight structure within which construction work is carried on under water. 2. See camel. 3. A large box open at the top and one side, designed to fit against the side of a ship and used to repair damaged hulls under water. 4. A floating structure used to close off the entrance to a dock or canal lock. 5. a. A horse-drawn vehicle, usually two-wheeled, used to carry artillery ammunition and coffins at military funerals. b. A large box used to hold ammunition. [French, from Old French, large box, alteration (influenced by caisse, chest) of casson, from Italian cassone, augmentative of cassa, box, from Latin capsa.] |
caisson [kayss-on]
Noun
a watertight chamber used to carry out construction work under water [French]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  caisson - an ornamental sunken panel in a ceiling or domepanel - sheet that forms a distinct (usually flat and rectangular) section or component of something |
| 2. | caisson - a two-wheeled military vehicle carrying artillery ammunition military vehicle - vehicle used by the armed forces armed forces, armed services, military, military machine, war machine - the military forces of a nation; "their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker" | |
| 3. | caisson - a chest to hold ammunition chest - box with a lid; used for storage; usually large and sturdy | |
| 4. |  caisson - large watertight chamber used for construction under waterchamber - a natural or artificial enclosed space |
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