|Noun||1.||cool - the quality of being cool; "the cool of early morning"|
|2.||cool - great coolness and composure under strain; "keep your cool"|
|Verb||1.||cool - make cool or cooler; "Chill the food"|
|2.||cool - loose heat; "The air cooled considerably after the thunderstorm"|
|3.||cool - lose intensity; "His enthusiasm cooled considerably"|
|Adj.||1.||cool - neither warm or very cold; giving relief from heat; "a cool autumn day"; "a cool room"; "cool summer dresses"; "cool drinks"; "a cool breeze"|Antonyms: warm
- having or producing a comfortable and agreeable degree of heat or imparting or maintaining heat; "a warm body"; "a warm room"; "a warm climate"; "a warm coat"
|2.||cool - 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"|
|3.||cool - (color) inducing the impression of coolness; used especially of greens and blues and violets; "cool greens and blues and violets"|Antonyms: warm
- (color) inducing the impression of warmth; used especially of reds and oranges and yellows; "warm reds and yellows and orange"
|4.||cool - psychologically cool and unenthusiastic; unfriendly or unresponsive or showing dislike; "relations were cool and polite"; "a cool reception"; "cool to the idea of higher taxes"|Antonyms: warm
- psychologically warm; friendly and responsive; "a warm greeting"; "a warm personality"; "warm support"
|5.||cool - used of a number or sum and meaning without exaggeration or qualification; "a cool million bucks"|
|6.||cool - fashionable and attractive at the time; often skilled or socially adept; "he's a cool dude"; "that's cool"; "Mary's dress is really cool"; "it's not cool to arrive at a party too early"|