(engineering) A type of watertight enclosure used to create a dry foundation for building bridges and other structures over water.

A hydroelectric dam on the Paraná River, Brazil.

a thin piece of e.g. latex, used in oral sex to prevent transmission of STDs

An impoundment dam that is wider at the base than at the top, and which uses the massive weight of the dam's mass to withstand the force of water being being stored behind the dam in its reservoir.

A Tai-Kadai (Kradai) language spoken by 700,000 people in Vietnam, Thailand, Laos and China written in its own unique script, closely related to Lao and northern Thai.

A settlement in York County, New Brunswick, Canada. / A rural community in Halifax Regional Municipality, Nova Scotia, Canada. / A census-designated place in Mohave County, Arizona.

The situation where water breaks through a dam that is supposed to hold it back.

dam failure

(idiomatic) An event or set of events which has already happened and cannot be changed.

A kind of movable dam, in one form consisting of two leaves resting against each other at the top when raised and folding down one over the other when lowered, for deepening shallow parts in a river.