• (v. t. & i.) To acclimate or become acclimated.
Cli'ma·tize transitive verb & i. [ imperfect & past participle Climatized ; present participle & verbal noun Climatizing .] To acclimate or become acclimated. 
to acclimate to a new environment. · to prepare or modify (a building, vehicle, etc.) for use or comfort in a specific climate, esp. one that includes extreme cold or extreme heat: to climatize a house by adding insulation and storm windows.