CAISSONS
Noun
caissons
plural of caisson
Anagrams
• assicons, cassinos
Source: Wiktionary
CAISSON
Cais"son, n. Etym: [F., fr. caisse, case, chest. See 1st Case.]
1. (Mil.)
(a) A chest to hold ammunition.
(b) A four-wheeled carriage for conveying ammunition, consisting of
two parts, a body and a limber. In light field batteries there is one
caisson to each piece, having two ammunition boxes on the body, and
one on the limber. Farrow.
(c) A chest filled with explosive materials, to be laid in the way of
an enemy and exploded on his appoach.
2.
(a) A water-tight box, of timber or iron within which work is carried
on in building foundations or structures below the water level.
(b) A hollow floating box, usually of iron, which serves to close the
entrances of docks and basins.
(c) A structure, usually with an air chamber, placed beneath a vessel
to lift or float it.
3. (Arch.)
Definition: A sunk panel of ceilings or soffits. Pneumatic caisson
(Engin.), a caisson, closed at the top but open at the bottom, and
resting upon the ground under water. The pressure of air forced into
the caisson keeps the water out. Men and materials are admitted to
the interior through an air lock. See Lock.
Source: Webster’s Unabridged Dictionary 1913 Edition