Definition of coolnext
1
2
3
4
5
6
as in downtown
slang keenly aware of and responsive to the latest developments especially in fashion and entertainment a Greek island that's the current favorite of the cool crowd

Synonyms & Similar Words

Antonyms & Near Antonyms

7

cool

2 of 3

verb

1
as in to chill
to cause to lose heat cool your drinks in the icy mountain stream

Synonyms & Similar Words

Antonyms & Near Antonyms

2
as in to hush
to become still and orderly after the recess, tempers had cooled, and we could have a civil, rational discussion

Synonyms & Similar Words

Antonyms & Near Antonyms

cool

3 of 3

noun

1
2
3

Synonym Chooser

How is the word cool different from other adjectives like it?

Some common synonyms of cool are collected, composed, imperturbable, nonchalant, and unruffled. While all these words mean "free from agitation or excitement," cool may imply calmness, deliberateness, or dispassionateness.

kept a cool head

Where would collected be a reasonable alternative to cool?

The words collected and cool can be used in similar contexts, but collected implies a concentration of mind that eliminates distractions especially in moments of crisis.

the nurse stayed calm and collected

When is composed a more appropriate choice than cool?

While in some cases nearly identical to cool, composed implies freedom from agitation as a result of self-discipline or a sedate disposition.

the composed pianist gave a flawless concert

When can imperturbable be used instead of cool?

Although the words imperturbable and cool have much in common, imperturbable implies coolness or assurance even under severe provocation.

the speaker remained imperturbable despite the heckling

When is it sensible to use nonchalant instead of cool?

The meanings of nonchalant and cool largely overlap; however, nonchalant stresses an easy coolness of manner or casualness that suggests indifference or unconcern.

a nonchalant driver

When might unruffled be a better fit than cool?

In some situations, the words unruffled and cool are roughly equivalent. However, unruffled suggests apparent serenity and poise in the face of setbacks or in the midst of excitement.

harried but unruffled

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of cool
Adjective
The permanent Seamaster Diver 300M models in the lineup will cost a cool $8,600, while those limited editions are set at $89,900. — Nicole Hoey, Robb Report, 5 Oct. 2026 The flip side of El Niño is a La Niña, which is marked by relatively cool water in the tropical Pacific around the equator. — Lauren Sommer, NPR, 5 Oct. 2026
Verb
Standard commercial reactors are cooled by pressurized water. — Aman Tripathi, Interesting Engineering, 4 Oct. 2026 Rice that couldn’t cool from 135 degrees to 70 degrees within two hours also got hit with a Stop Sale. — David J. Neal, Miami Herald, 2 Oct. 2026
Noun
At this point, Reeger begins losing his cool and starts punching Kirk. — Keith Phipps, Vulture, 10 Sep. 2026 The first half was clunky, but — as usual — Moore kept his cool and was at his best in the critical moments. — Nick Baumgardner, New York Times, 6 Sep. 2026 See All Example Sentences for cool
Recent Examples of Synonyms for cool
Adjective
  • The shoe choice is also in character for Parker, whose real-life wardrobe has long been closely associated with stylish and luxury footwear.
    — Karla Rodriguez, Footwear News, 2 Oct. 2026
  • These exist in both the structures of her music and the fantastical world building achieved through presenting herself as a stylish equine named Stella Stallion that exists in a natural wonderland world that’s like if Lisa Frank met Planet Earth.
    — Katie Bain, Billboard, 2 Oct. 2026
Adjective
  • The lonely runner conjecture predicts that, at some point, a runner will be maximally distant from all the other runners—the saddest, loneliest phase of the race.
    — Lyndie Chiou, Scientific American, 2 Oct. 2026
  • As a child, Henrik Andersen would look out of his window in Jutland, Denmark’s windswept western peninsula, and watch the distant wind turbines turn.
    — Sam Birchall, Fortune, 2 Oct. 2026
Adjective
  • Alex just keeps calm, and that’s what Pascal does, more or less, throughout the movie.
    — Owen Gleiberman, Variety, 3 Oct. 2026
  • The captain's uncle, Kishorbhai Machchhar, told ABC News on Friday that the family still cannot believe how Smit managed to stay so calm and focused.
    — Charlotte Gardiner, ABC News, 2 Oct. 2026
Adjective
  • This allows campers and travellers to keep food cold and essentials powered for longer between charges.
    — New Atlas, New Atlas, 30 Sep. 2026
  • Candle warmer lamps in particular are being positioned as flame-free ambiance for daily use rather than as gift-shop items, and heated throws are showing up in reading-and-movie-night framings rather than purely as cold-weather gear.
    — Lauren Jarvis-Gibson, Charlotte Observer, 30 Sep. 2026
Adjective
  • Technology is at the heart of facials, especially, from a skin analysis machine and facial sculpting wand to a cryotherapy mask that was positively icy—but also awesome—at -4 degrees Fahrenheit.
    — Kathryn Romeyn, Condé Nast Traveler, 30 Sep. 2026
  • The situation—his icy glare, the perfect framing—was a bit of stagecraft amid chaos.
    — Vinson Cunningham, New Yorker, 29 Sep. 2026
Adjective
  • As Detroit prepares to welcome thousands of people downtown for Grand Prix weekend, city leaders say public safety has been a months-long effort.
    — Elaine Rojas-Castillo, CBS News, 28 May 2026
  • For sports travelers, that means the pregame meal does not have to be a chain restaurant, and the postgame dinner does not have to be downtown.
    — Noel Burgess, Forbes.com, 11 May 2026
Adjective
  • Technology is at the heart of facials, especially, from a skin analysis machine and facial sculpting wand to a cryotherapy mask that was positively icy—but also awesome—at -4 degrees Fahrenheit.
    — Kathryn Romeyn, Condé Nast Traveler, 30 Sep. 2026
  • Besides its unique quirks, the Tab A1 Plus offers some awesome AI add-ons to boost your productivity, fantastic 8MP cameras and speakers for video calls, and ultra-smooth performance.
    — Kelsey Fogarty, PC Magazine, 30 Sep. 2026
Verb
  • Yet each of the 553 rooms still give guests the chance to maximize their downtime, thanks to plush bedding, modern bathrooms, and the option to Netflix and chill directly from the hotel television.
    — Condé Nast, Condé Nast Traveler, 6 Oct. 2026
  • Trudie’s offers snow crab, three marshmallow-white claws served chilled on ice, with a bit of dijonnaise for dipping.
    — Helen Rosner, New Yorker, 4 Oct. 2026

Browse Nearby Words

Cite this Entry

“Cool.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cool. Accessed 8 Oct. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster