Added 10 October 2026
caisson
/ˈkeɪ.sən/ noun
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about caisson at Wordnik → Where our words come from →
- An ornamental sunken panel in a ceiling or dome.
- A two-wheeled military vehicle carrying artillery ammunition.
- A chest to hold ammunition.
Origin
Borrowed from French caisson. Doublet of cassone and cajón.
From Wiktionary, via Kaikki.org (CC BY-SA)