ac·cli·ma·ti·za·tion
variants
also British acclimatisation
ə-ˌklī-mə-tə-ˈzā-shən 
-ˌtī-ˈzā- also a-
plural -s
1
: the process of acclimatizing : the result of acclimatizing
2
ecology
: adaptation or increased tolerance of a species to a changed environment in the course of several generations compare acclimation sense 2
Examples of acclimatize in a Sentence
Verb
The mountain climbers spent a few days acclimatizing themselves to the high altitude.
had lived through several northern winters before she fully acclimatized her wardrobe
Recent Examples on the Web
Duncan Alexander, New York Times, 12 June 2026
That’s why many of the teams have set themselves up in temporary training camps across the continent, almost like boot camps to acclimatize the players to extreme conditions.
—Ben Church, CNN Money, 8 June 2026
Let’s end with a great all-rounder—and a good product for getting acclimatized to using a body cream in your grooming routine.
—Adam Hurly, Robb Report, 8 May 2026
Teams that learn their fate on Selection Sunday would play opening-round games as early as Tuesday — that’s not much time to acclimatize.
—Jon Wilner, San Diego Union-Tribune, 29 Apr. 2026
See All Example Sentences for acclimatize
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.
Verb
South Africa had tried to acclimatize to playing in these testing conditions by training pre-tournament at high-altitude Pachuca, but were swept aside by a much stronger team.
—Duncan Alexander, New York Times, 12 June 2026
That’s why many of the teams have set themselves up in temporary training camps across the continent, almost like boot camps to acclimatize the players to extreme conditions.
—Ben Church, CNN Money, 8 June 2026
Let’s end with a great all-rounder—and a good product for getting acclimatized to using a body cream in your grooming routine.
—Adam Hurly, Robb Report, 8 May 2026
Teams that learn their fate on Selection Sunday would play opening-round games as early as Tuesday — that’s not much time to acclimatize.
—Jon Wilner, San Diego Union-Tribune, 29 Apr. 2026
See All Example Sentences for acclimatize
Cite this Entry
“Acclimatize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acclimatize. Accessed 25 Jun. 2026.
Copy CitationKids Definition
Medical Definition
acclimatize
verb
ac·cli·ma·tize
variants
or British acclimatise
acclimatized or British acclimatised; acclimatizing or British acclimatising
: to adapt to a new temperature, altitude, climate, environment, or situation
: to become acclimatized
Love words? Need even more definitions?
Merriam-Webster unabridged
