Where does “caisson” come from?

Caisson comes from French caisson, from Old Occitan caissa meaning box or chest, ultimately from Latin capsa, a container derived from the verb capio meaning to seize or hold.

caisson (English): An enclosure from which water can be expelled, in...

Definitions

  1. An enclosure from which water can be expelled, in...

Ancestry of “caisson”, step by step

StepLanguageWordMeaning
1Frenchcaissonbox
2Old Occitancaisson—
3Old Occitancaissa—
4LatinCapsaGafsa
5Latincapiōto take, to capture, to catch, to seize, to take captive, to storm
6Proto-Italickapiōtake
7Proto-Italickapjōtake, seize
8Proto-Indo-Europeankh₂pyéti—
9Proto-Indo-Europeankeh₂p-to seize, grab; to seize; take up; lift; to take,...
Every word from Proto-Indo-European keh₂p- →Every word from Proto-Indo-European kh₂pyéti →Every word from Proto-Italic kapjō →