Join free

COOL

AI In plain words

Writing a short explanation…

Written by a house AI from the entry below, in your language. The entry itself is the source.

cool¹

  • /kuːl/ UK
  • /kul/ US
  • /kʉl/ Scotland
  • /kʲɪul/
  • /kʲuːl/
  • /kʲeul/

Sounds like call (fool–fall merger) · Rhymes with -uːl

Where it comes from

Etymology tree

Proto-Indo-European *gel-der.

Proto-Indo-European *gól-

Proto-Germanic *kalanąder.

Proto-Germanic *kōluz

Proto-West Germanic *kōl(ī)

Old English cōl

Middle English cool

English cool

From Middle English cool, from Old English cōl (“cool, cold, tranquil, calm”), from Proto-West Germanic *kōl(ī), from Proto-Germanic *kōluz (“cool”), from *kalaną (“to be cold, to freeze”), Proto-Indo-European *gel- (“to be cold, to freeze”).

Cognates

Cognate with North Frisian kool, koul, kuul, kölj, kööl (“cold”), Saterland Frisian köil (“cool”), West Frisian koel (“cool”), Cimbrian khuul (“chilly, cool”), Dutch koel (“cool”), German kühl (“cool”), Low German köhl (“cool”), Luxembourgish kill (“cool”), Vilamovian kił (“cool”); also Latin gelū, gelum, gelus (“frost; chill, cold”), Belarusian хо́лад (xólad, “cold”), Bulgarian хлад (hlad, “chill, coolness”), Czech chlad (“cold”), Macedonian лад (lad, “shade; coolness”), Polish chłód (“cold”), Russian and Ukrainian хо́лод (xólod, “cold”), Serbo-Croatian хла̑д, hlȃd (“shade”), Sanskrit जड (jaḍa, “cold; stiff”), जल (jala, “water”). Related to cold.

adjective cooler · coolest · c00l · k00l · kewl · kool

  1. Of a mildly low temperature. I like cool weather the most 'cause it's not too hot to wear a jacket but I won't be too cold in my shorts.
  2. Allowing or suggesting heat relief. Linen has made cool and breathable clothing for millennia.
  3. Of a color, in the range of violet to green. If you have a reddish complexion, you should mainly wear cool colors.
  4. Not showing emotion; calm and in control of oneself. Be cool. There's no need to panic.
  5. Unenthusiastic; lukewarm; skeptical. His proposals had a cool reception.
  6. obsolete Calmly audacious. Its cool stare of familiarity was intolerable.
  7. Applied facetiously to a sum of money, commonly as if to give emphasis to the largeness of the amount. Who will lend me a cool hundred.
  8. informal Knowing what to do and how to behave; behaving with effortless and enviable style and panache; considered popular by others. […] while the coachman holding whip and reins in one hand, takes off his hat with the other, and resting it on his knees, pulls out his handkerchief, and wipes his forehead, partly because he has a habit of doing it, and partly because it's as well to shew the passengers how cool he is, and what an
  9. informal Fashionable; trendy; hip. You be nice without long hair. Now it's cool, hmm?
  10. informal All right; acceptable; good. Is it cool if I sleep here tonight?
  11. informal Very interesting or exciting. I think astronomy is really cool.
  12. informal Followed by with: able to tolerate. I'm completely cool with my girlfriend leaving me.
  13. informal Of a pair of people, Having good relations. We're cool, right?

noun c00l · k00l · kewl · kool · qewl · qool

  1. uncountable A moderate or refreshing state of cold; moderate temperature of the air between hot and cold; coolness. in the cool of the morning
  2. uncountable A calm temperament.
  3. uncountable The property of being cool, popular or in fashion.

cool²

  • /kuːl/ UK
  • /kul/ US
  • /kʉl/ Scotland
  • /kʲɪul/
  • /kʲuːl/
  • /kʲeul/

Sounds like call (fool–fall merger) · Rhymes with -uːl

Where it comes from

Etymology tree

Proto-Indo-European *gel-der.

Proto-Indo-European *gól-

Proto-Germanic *kalanąder.

Proto-Germanic *kōluz

Proto-West Germanic *kōl(ī)

Proto-Germanic *-āną

Proto-West Germanic *-ēn

Proto-West Germanic *kōlēn

Old English cōlian

Middle English colen

English cool

From Middle English colen, from Old English cōlian (“to cool, grow cold, be cold”), from Proto-West Germanic *kōlēn (“to become cold”), from Proto-Indo-European *gel- (“to freeze”).

Cognate with Dutch koelen (“to cool”), German kühlen (“to cool”), Swedish kyla (“to cool, refrigerate”). Also partially from Middle English kelen, from Old English cēlan (“to cool, be cold, become cold”), from Proto-West Germanic *kōlijan, from Proto-Germanic *kōlijaną (“to cool”), altered to resemble the adjective cool. See keel.

verb cools · cooling · cooled · c00l · k00l

  1. intransitive, literally To lose heat, to get colder. I like to let my tea cool before drinking it so I don't burn my tongue.
  2. literally, transitive To make cooler, less warm. Send Lazarus, that he may dip the tip of his finger in water, and cool my tongue.
  3. figuratively, intransitive To become less intense, e.g. less amicable or passionate. Relations cooled between the USA and the USSR after 1980.
  4. figuratively, transitive To make less intense, e.g. less amicable or passionate. We have reason to cool our raging motions, our carnal stings, our unbitted lusts.
  5. dated, slang, transitive To kill, murder. Maybe he would die. That would mean I had murdered him. I smiled, trying the idea on for size. One of the things that always had cheesed me a little was that I had no kills to my credit. I'd been in plenty of rumbles, but somehow, I'd never cooled anyone. Well maybe now I had my first one. I couldn'
  6. intransitive, slang To relax, hang out. Seen my homeboys coolin' way way out / Told 'em bout my mornin' cold bugged' em out

cool³

  • /kuːl/ UK
  • /kul/ US
  • /kʉl/ Scotland
  • /kʲɪul/
  • /kʲuːl/
  • /kʲeul/

Sounds like call (fool–fall merger) · Rhymes with -uːl

Where it comes from

Alteration of cowl.

noun cools · c00l · k00l · kewl · kool · qewl

  1. Ireland, archaic A measure of butter, usually around 40lb; a container holding such an amount of butter. Father Conmee saluted Mr William Gallagher and perceived the odours that came from baconflitches and ample cools of butter.

COOL⁴

proper noun

  1. abbreviation, initialism Initialism of CLIPS Object-Oriented Language.CLIPS Object-Oriented Language

Cool⁵

proper noun Cools

  1. A surname.
  2. abbreviation, ellipsis Ellipsis of McCool; a surname from Irish, anglicized form of McCool.McCool
  3. A town in El Dorado County, California, United States; named for preacher Aaron Cool. The outage area continues to expand, stretching from Granite Bay, Newcastle, Loomis, and Auburn across Folsom Lake to Cool, and north through Colfax into Lake of the Pines.
  4. A town in Parker County, Texas, United States.

Talk about this word