ac·​cli·​ma·​tion | \ ˌa-klə-ˈmā-shən How to pronounce acclimation (audio) , -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 European forwards: Three recent Kings draft picks from Europe continued their North American acclimation this week. Jack Harris, Los Angeles Times, "Kings prospects show plenty of promise at rookie tournament," 11 Sep. 2019 Go for an acclimation hike, and get acquainted with the native peoples of the north at the acclaimed Alaska Native Heritage Center. National Geographic, "Alaska Expedition: Wildlife, Fjords, and Glaciers," 10 Sep. 2019 There was no chance for a slow acclimation, either. Chris Solari, Detroit Free Press, "Michigan State RB La'Darius Jefferson showed flashes, needs to grow," 25 June 2019 His immediate contributions for the Magic on that end won’t be massive, and the focus should be acclimation and building physical strength. Jeremy Woo,, "Rookie Report Cards: The Most Noteworthy Summer League Showings," 11 July 2018 Take the high end of that timetable and add a week for conditioning/re-acclimation. Ryan O'halloran, The Denver Post, "Minus Todd Davis, Broncos begin looking at fill-in inside linebackers," 19 July 2019 Another resource for Bailey throughout his acclimation to the pros? Nicole Yang,, "What impresses the Patriots about rookie punter Jake Bailey?," 20 Aug. 2019 Defensive lineman LaBryan Ray is still going through the acclimation period wearing just helmet, shoulder pads and shorts while the rest of the team is in full gear. -- Everything looked fine with the quarterbacks. Michael Casagrande |, al, "Alabama practice report: Notes from steamy outdoor workout," 15 Aug. 2019 The 6-foot-2, 184-pound redshirt sophomore is also honest about the acclimation process., "Why Daewood Davis switched to defense and how the Oregon cornerback is making the most of opportunity," 14 Aug. 2019

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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More Definitions for acclimation


ac·​cli·​ma·​tion | \ ˌak-lə-ˈmā-shən, -ˌlī- How to pronounce acclimation (audio) \

Medical Definition of acclimation

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

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to speed up the process or progress of

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