ac·​cli·​mate | \ ˈa-klə-ˌmāt How to pronounce acclimate (audio) ; ə-ˈklī-mət, -ˌmāt How to pronounce acclimate (audio) \
acclimated; acclimating

Definition of acclimate

transitive verb

: to adapt (someone) to a new temperature, altitude, climate, environment, or situation They had to acclimate themselves to an urban lifestyle. slowly becoming acclimated to a new environment

intransitive verb

: to adjust or adapt to a new temperature, climate, environment, or situation : to become acclimated climbers gradually acclimating to the high altitude

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Examples of acclimate in a Sentence

I acclimated myself to the hot weather. You might need to acclimate your plants to bright sunlight gradually. We took a few days to get acclimated to our new teacher.
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Recent Examples on the Web To ease the pains of acclimating to completely new fantasy worlds, here is a handy dictionary of people, places, and things. Nick Romano,, "His Dark Materials digi-dictionary: Your guide to the HBO series multiverse," 3 Nov. 2019 This type of oxygen regulation occurs when the body acclimates to higher altitudes, allowing cells to adjust to the lower levels of oxygen in the environment. Jason Daley, Smithsonian, "Nobel Prize in Medicine Awarded to Scientists Who Revealed How Cells Respond to Different Oxygen Levels," 7 Oct. 2019 The Cardinal planned to arrive early to help get acclimated to the weather and time-zone change. Matt Murschel,, "UCF, Stanford game still on despite tropical storm threat," 12 Sep. 2019 Brissett has had much more time to get acclimated to Reich and offensive coordinator Nick Sirianni’s system, given this is their second season working together. Max Meyer,, "AFC Teams That Are the Best Bets to Go Over Their Win Total," 26 Aug. 2019 Of all their young players who have graduated the minor leagues this year, none have acclimated themselves at the highest level like Castro. Anthony Fenech, Detroit Free Press, "Detroit Tigers' Harold Castro, Victor Reyes proving themselves for roster spots in 2020," 16 Sep. 2019 Besides, any new technology trying to catch a current into the mainstream needs to feel familiar, or at the very least not alienating—and part of that is acclimating people to unexpected new behaviors. Peter Rubin, WIRED, "Apple Puts the AR in 'Art' (and in 'Transparent Sky-Being')," 16 Aug. 2019 Offensive coordinator Norv Turner pleasantly surprised in Year 1, and another year of getting acclimated with his players can only mean positive things. Max Meyer,, "NFC Teams That Are Best Bets to Go Over Their Win Total," 2 Sep. 2019 Two mountain zebras, named Duke and Duchess, have been getting acclimated to their habitat for several months, the zoo announced Tuesday. USA TODAY, "Kacey Musgraves, sneaker flap, skiing in July: News from around our 50 states," 3 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'acclimate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of acclimate

1792, in the meaning defined at transitive sense

History and Etymology for acclimate

borrowed from French acclimater, from a-, prefix forming transitive verbs (going back to Latin ad- ad-) + climat "climate" (going back to Old French) — more at climate

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Time Traveler for acclimate

Time Traveler

The first known use of acclimate was in 1792

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Statistics for acclimate

Last Updated

19 Nov 2019

Cite this Entry

“Acclimate.” The Dictionary, Merriam-Webster Inc., Accessed 14 December 2019.

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More Definitions for acclimate


How to pronounce acclimate (audio) How to pronounce acclimate (audio)

English Language Learners Definition of acclimate

US : to adjust or adapt to a new climate, place, or situation


ac·​cli·​mate | \ ə-ˈklī-mət How to pronounce acclimate (audio) , ˈa-klə-ˌmāt \
acclimated; acclimating

Kids Definition of acclimate

: to adjust or change to fit a new climate or new surroundings He had trouble acclimating to the hot weather.


ac·​cli·​mate | \ ˈak-lə-ˌmāt; ə-ˈklī-mət How to pronounce acclimate (audio) , -ˌmāt How to pronounce acclimate (audio) \
acclimated; acclimating

Medical Definition of acclimate

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More from Merriam-Webster on acclimate

Thesaurus: All synonyms and antonyms for acclimate

Rhyming Dictionary: Words that rhyme with acclimate

Spanish Central: Translation of acclimate

Britannica English: Translation of acclimate for Arabic Speakers

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