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caisson

PRIMARY MEANINGS OF: caisson

1
n
a chest to hold ammunition
2
n
large watertight chamber used for construction under water
3
n
an ornamental sunken panel in a ceiling or dome
FULL DEFINITIONS OF: caisson
1

n a chest to hold ammunition

Synonyms:
ammunition chest
Type of:
chest
box with a lid; used for storage; usually large and sturdy

n a two-wheeled military vehicle carrying artillery ammunition

Type of:
military vehicle
vehicle used by the armed forces
2

n large watertight chamber used for construction under water

Synonyms:
cofferdam, pneumatic caisson
Type of:
chamber
a natural or artificial enclosed space
3

n an ornamental sunken panel in a ceiling or dome

Synonyms:
coffer, lacuna
Type of:
panel
sheet that forms a distinct (usually flat and rectangular) section or component of something
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