pneumatic caisson

1. 1.

   large watertight chamber used for construction under water

   Synonymscaissoncofferdam

   Broaderchamber

Questions about pneumatic caisson

What does pneumatic caisson mean?

pneumatic caisson means "large watertight chamber used for construction under water".

What is another word for pneumatic caisson?

Close synonyms include caisson, cofferdam. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is pneumatic caisson a common word?

pneumatic caisson is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.