ac·​cli·​ma·​tion | \ˌa-klə-ˈmā-shən, -ˌklī-\

Definition of acclimation 

: the process or result of acclimating especially : physiological adjustment by an organism to environmental change

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Examples of acclimation in a Sentence

a period of acclimation to the region's rising temperatures

Recent Examples on the Web

Much like his acclimation to the NHL, Barzal took to fashion quickly, keeping a close eye on his Instagram feed in order to keep up on trends and new arrivals. Michael Blinn,, "In Standout Rookie Season, Islanders' Mat Barzal Found a Passion for Style," 19 June 2018 In some ways, Meghan is facing a trickier path because there will be no real period of acclimation for her, as Harry is already a full-time working royal. Marcia Moody, Town & Country, "How Meghan Markle's First Year as a Royal Will Compare with Kate Middleton’s," 27 June 2018 After undergoing an acclimation process in quarantine, she was finally added to the 400,000-gallon H-E-B Caribbean Sea exhibit on May 22, Manjarris said. Alex Park, Houston Chronicle, "Texas State Aquarium adds a 'regal' spotted eagle ray to Caribbean exhibit," 7 June 2018 My eyes and brain caught up within about 10 minutes, and the familiar TNT production value helped with the acclimation process. Ben Golliver,, "Putting the NBA in Virtual Reality to the Test," 20 Apr. 2018 Football players have a much longer acclimation period during summer practice. Jason Frakes, The Courier-Journal, "Effort to end spring football in Kentucky stifled after 'pushback'," 15 May 2018 Everyone has their own gear preferences, based on gender, body composition, athletic background, seasonal acclimation, personal budget, and more. Andrew Skurka, Outside Online, "The Definitive Guide to Running in the Rain," 24 Apr. 2018 But for a club like FC Cincinnati, which plays home matches in essentially an MLS environment, opponents use games as an opportunity to drop MLS-level talent into the USL affiliate for minutes and acclimation into first-division conditions. Charlie Hatch,, "FC Cincinnati has probably the USL's toughest schedule. Sunday will reiterate that," 13 Apr. 2018 By acclimation, the Highlanders picked freshman walk-on Anias Saunders. Mike Lopresti |, CNN, "March Madness is back: St. Bonaventure, Radford end NCAA tournament droughts with First Four wins," 14 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'acclimation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of acclimation

1801, in the meaning defined above

History and Etymology for acclimation

acclim(ate) + -ation

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Time Traveler for acclimation

The first known use of acclimation was in 1801

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More Definitions for acclimation


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

Medical Definition of acclimation 

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

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