Meaning of caisson in English
Noun
caissonEtymology
late 17th century: from French, literally ‘large chest’, from Italian cassone, the spelling having been altered in French by association with caisse‘case’Definitions
1. an ornamental sunken panel in a ceiling or dome- 2. a two-wheeled military vehicle carrying artillery ammunition
- 3. a chest to hold ammunition
- 4. large watertight chamber used for construction under water