acclimatization
noun /əˌklaɪmətaɪˈzeɪʃn/
  /əˌklaɪmətəˈzeɪʃn/
(British English also acclimatisation)
 (also acclimation especially in North American English)
 [uncountable]- acclimatization (to something) the process of getting used to a new place, situation or climate
- Several studies investigated acclimatization to low temperatures.