e-tutor.com - Online tutoring, learning, and homeschooling resources      Home    Enroll    Tour    Contact Us    Graphing Calculator         Dictionary Home    Index    About   

Definition of 'cool'


  1. the quality of being at a refreshingly low temperature; "the cool of early morning"
  2. great coolness and composure under strain; "keep your cool"
       Synonyms: aplomb assuredness poise sang-froid


  1. make cool or cooler; "Chill the food"
       Synonyms: chill cool down
       Antonyms: heat heat up
  2. loose heat; "The air cooled considerably after the thunderstorm"
       Synonyms: chill cool down
       Antonyms: heat hot up heat up
  3. lose intensity; "His enthusiasm cooled considerably"
       Synonyms: cool off cool down


  1. neither warm nor very cold; giving relief from heat; "a cool autumn day"; "a cool room"; "cool summer dresses"; "cool drinks"; "a cool breeze"
       Antonyms: warm
  2. 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"
       Synonyms: coolheaded nerveless
  3. (color) inducing the impression of coolness; used especially of greens and blues and violets; "cool greens and blues and violets"
       Antonyms: warm
  4. 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
  5. (used of a number or sum) without exaggeration or qualification; "a cool million bucks"
  6. 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"

Get this dictionary without ads as part of the e-Tutor Virtual Learning Program.