having a low or inadequate temperature or feeling a sensation of coldness or having been made cold by e.g. ice or refrigeration;
extended meanings; especially of psychological coldness; without human warmth or emotion;
the absence of heat;
without compunction or human feeling;
the sensation produced by low temperatures;
a mild viral infection involving the nose and respiratory passages (but not the lungs);
so intense as to be almost uncontrollable;
lacking originality or spontaneity; no longer new;
marked by errorless familiarity;
(color) giving no sensation of warmth;
lacking the warmth of life;
great coolness and composure under strain; "keep your cool"
the quality of being at a refreshingly low temperature; "the cool of early morning"
loose heat; "The air cooled considerably after the thunderstorm"
marked by calm self-control (especially in trying circumstances); unemotional; "play it cool"; "keep cool"; "stayed coolheaded in the crisis"; "the most nerveless winner in the history of the tournament"