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.
Along with acclimating to the ebbs and flows of the Cactus League, Vitello will dedicate much of the next six weeks to developing relationships with his players. Justice Delos Santos, Mercury News, 10 Feb. 2026 People are less acclimated to freezing weather, and businesses may not make contingency plans. Andrea Thompson, Scientific American, 9 Feb. 2026 When the risk of frost has passed and temperatures have warmed to 70ºF, gradually acclimate the plant to the outdoors over a week. Karen Brewer Grossman, Southern Living, 9 Feb. 2026 According to AccuWeather, people in the Midwest and Northeast who have acclimated to highs in the single digits, teens and 20s may find that highs in the 30s, 40s and near 50 degrees Fahrenheit will feel like spring has arrived early. Doyle Rice, USA Today, 7 Feb. 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 14 Feb. 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
Last Updated: - Updated example sentences
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