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Definition of acclimate

acclimate

/ˈæk.lə.meɪt/
(UK: acclimatise)
ac · cli · mate
Adjective:acclimatable
•
Past Simple:acclimated
•
Past Participle:acclimated
•
Present Participle:acclimating
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acclimate Lexical Profile

acclimate Game Scores & Validity

• verb

1

North American To adapt or become accustomed to a new climate, altitude, environment, or situation (or to cause someone or something to do so).

Example

"The mountaineers spent several days at base camp to acclimate to the thin air before attempting the summit."

Synonyms
View all synonyms for acclimate

Word Nuance & Usage

"Acclimate" is the preferred verb in American English, whereas British and Commonwealth speakers almost exclusively use "acclimatise" (or "acclimatize").

• Rhymes for acclimate

• Nearby Words

acclaim
acclaimed
acclamation
acclimate
acclimation
acclimatize
accolade

Word Origin & Etymology

Borrowed in the late 18th century from French acclimater, formed from the prefix à- (meaning "to") and climat (meaning "climate").

Cite this Entry

Wordmom. (2026). Definition of Acclimate. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/acclimate
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