The relative lack of heat. / The sensation resulting from exposure to low temperatures. / Limited enthusiasm or affection; coolness. / (physics) The reciprocal of absolute temperature.

plural of coldness

(of a thing) Having a low temperature. / (of the weather) Causing the air to be cold. / (of a person or animal) Feeling the sensation of coldness, especially to the point of discomfort.

A condition of low temperature. / (with 'the', figuratively) A harsh place; a place of abandonment.

At a low temperature. / Without preparation. / (slang, informal, dated) In a cold, frank, or realistically honest manner.

plural of cold

Archaic spelling of cold.

A hypothetical form of nuclear fusion not requiring the usual immensely high temperatures.

(historical) The period of hostility short of open war between the Soviet Bloc and the Western powers, especially the United States, between 1945 and 1991.

(idiomatic) A short and sudden period of cold weather.