Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun caisson

4 senses of caisson

Sense 1
coffer, caisson, lacuna -- (an ornamental sunken panel in a ceiling or dome)
       => panel -- (sheet that forms a distinct (usually flat and rectangular) section or component of something)

Sense 2
caisson -- (a two-wheeled military vehicle carrying artillery ammunition)
       => military vehicle -- (vehicle used by the armed forces)

Sense 3
caisson, ammunition chest -- (a chest to hold ammunition)
       => chest -- (box with a lid; used for storage; usually large and sturdy)

Sense 4
caisson, pneumatic caisson, cofferdam -- (large watertight chamber used for construction under water)
       => chamber -- (a natural or artificial enclosed space)