acclimate

verb

ac·​cli·​mate ˈa-klə-ˌmāt How to pronounce acclimate (audio)
ə-ˈklī-mət
-ˌmāt How to pronounce acclimate (audio)
acclimated; acclimating
Synonyms of acclimatenext

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

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.
Recent Examples on the Web
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.
The biggest adjustment Tuesday was getting acclimated to the umpire’s strike zone. Rick Armstrong, Chicago Tribune, 15 Apr. 2026 And that stretch included the team trying to acclimate with players working back from injury in Chawinga and LaBonta. Daniel Sperry, Kansas City Star, 13 Apr. 2026 Surely, after 10 years of flying across the Atlantic monthly for my career, my body has acclimated to spending hours at high altitudes—right? Katie Jackson, Travel + Leisure, 12 Apr. 2026 League leaders saw it as imperative that the replacement officials — individuals with experience officiating NCAA Division I, II and III college football games — begin training as early as possible to give them adequate time to acclimate to NFL rules and the speed of the professional game. Mike Jones, New York Times, 10 Apr. 2026 See All Example Sentences for acclimate

Word History

Etymology

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

First Known Use

1792, in the meaning defined at transitive sense

Time Traveler
The first known use of acclimate was in 1792

Browse Nearby Words

Cite this Entry

“Acclimate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acclimate. Accessed 19 Apr. 2026.

Kids Definition

acclimate

verb
ac·​cli·​mate ˈak-lə-ˌmāt How to pronounce acclimate (audio) ə-ˈklī-mət How to pronounce acclimate (audio)
-ˌmāt
acclimated; acclimating
: to adapt to a new climate, environment, or situation
acclimation
ˌak-lə-ˈmā-shən
ˌak-ˌlī-
noun

Medical Definition

acclimate

verb
acclimated; acclimating
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