Entry Word: cool

Function: adjective

Meaning: 1 having or showing a lack of friendliness or interest in others <the locals were cool towards outsiders> <the schoolmasterʼs cool manner did not encourage chitchat>

Synonyms aloof, antisocial, cold, detached, distant, frosty, remote, standoffish, unsociable

Related Words introverted, reclusive, reserved, withdrawn; misanthropic; apathetic, indifferent, unconcerned; disinterested, incurious, uninterested; reticent, silent, taciturn; diffident, shy, timid

Near Antonyms companionable, convivial, extroverted (also extraverted), gregarious, outgoing; communicative, expansive, garrulous, talkative

Antonyms cordial, friendly, sociable, warm

2 free from emotional or mental agitation <in a crisis keep a cool head, even if no one else is> — see calm 2
3 having a low or subnormal temperature <a cool basement that would be perfect for storing wine> — see cold 1
4 lacking in friendliness or warmth of feeling <directed a cool glance at the student who was sneaking into class late> — see cold 2