acclimation

noun

ac·​cli·​ma·​tion ˌa-klə-ˈmā-shən 

-ˌklī-

: the process or result of acclimating

especially : physiological adjustment by an organism to environmental change

Synonyms

• adjustment
• adaptation
• adaption

Examples of acclimation in a Sentence

a period of acclimation to the region's rising temperatures

Recent Examples on the Web

Clubs have been preparing for the heat through acclimation tactics during practice, but coaches and players still felt the impact of the weather. —Emma Moon, Charlotte Observer, 29 June 2025

Here’s hoping that Jackson, whose array of run blocks made NFL money for the two Buckeyes running backs drafted in the second round, pans out for O’Connell. Look for the coach to ease the acclimation of Minnesota’s second draftee, Maryland receiver Tai Felton. —Tom Krasovic, San Diego Union-Tribune, 18 May 2025

This is an acclimation process as much as anything. —Dan Wiederer, Chicago Tribune, 9 May 2025

Leonard can be part of the support staff and prioritize NHL acclimation at his pace without feeling rushed to produce. —Fluto Shinzawa, New York Times, 2 Apr. 2025

Word History

Etymology

acclim(ate) + -ation

First Known Use

1801, in the meaning defined above

Rhymes for acclimation

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• accusation
• activation
• actuation
• acylation
• adaptation

Medical Definition

acclimation

noun

ac·​cli·​ma·​tion ˌak-lə-ˈmā-shən, -ˌlī- 

: acclimatization especially by physiological adjustment of an organism to environmental change