English Dictionary

caisson

/ˈkeɪ.sən/

noun

(engineering) An enclosure from which water can be expelled, in order to give access to underwater areas for engineering works etc. / The gate across the entrance to a dry dock.

The construction workers lowered the caisson into the foundation.

意味（1）

(engineering) An enclosure from which water can be expelled, in order to give access to underwater areas for engineering works etc.

Caissons were enclosed dry chambers built on river beds to facilitate the construction of bridge piers.

意味（2）

The gate across the entrance to a dry dock.

意味（3）

(nautical) A floating tank that can be submerged, attached to an underwater object and then pumped out to lift the object by buoyancy; a camel.

意味（4）

(military) A two-wheeled, horse-drawn military vehicle used to carry ammunition (and a coffin at funerals).

Over hill, over dale / As we hit the dusty trail, / And those caissons go rolling along.

意味（5）

(military) A large box to hold ammunition.

意味（6）

(military) A chest filled with explosive materials, used like a mine.

意味（7）

(architecture) A coffer.