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.
What’s more, cities across China such as Beijing, Wuhan, and Shanghai are opening training sites for acclimating robots to various settings (including environments that mimic a retail outlet, an elderly care facility, and a smart home) and harvesting standardized data. Eric Schmidt, Time, 3 Mar. 2026 The best slings are extremely comfortable once your dog becomes acclimated. Bestreviews, Chicago Tribune, 2 Mar. 2026 By the end of the week, the plants should be acclimated and ready to be transplanted outside. Sheryl Geerts, Better Homes & Gardens, 27 Feb. 2026 SpaceX's Crew-12 mission was originally slated to launch in mid-February, with a typical handover period between them and Crew-11 expected after their arrival in low Earth orbit, allowing the newcomers time to acclimate to microgravity and life aboard the station. Josh Dinner, Space.com, 25 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 7 Mar. 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
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