As a noun cofferdam is
a temporary watertight structure that is pumped dry to enclose an area underwater and allow construction work on a ship, bridge, or rig to be carried out; a caisson.
caison
Not English
Caison has no English definition. It may be misspelled.
English words similar to 'caison':
cousin,
chosen,
cushion,
chicken,
caesium,
cesium,
casein,
cozen,
caisson,
cession,
cowson,
chasm,
cocoon,
caecum,
chikan,
coign,
cosen,
cecum,
cowskin,
cohesin,
cogen,
cajun,
cogon,
cushoon,
chiasm,
cochain,
caesian,
cesian,
caseum,
caxon,
cuskin,
chazzan,
cocoyam,
cojoin,
cacoon,
cocain
cofferdam
English
Noun
(
en noun)
A temporary watertight structure that is pumped dry to enclose an area underwater and allow construction work on a ship, bridge, or rig to be carried out; a caisson.
(nautical) An empty space that acts as a protective barrier between two floors or bulkheads on a ship.
