What does acclimate mean?
The definition of acclimate
Ac*cli”mate (#; 277), v. t.
[imp. & p. p. Acclimated; p. pr. & vb. n.Acclimating.]
Etym: [F. acclimater; à (l. ad) + climat climate. See Climate.]

To habituate to a climate not native; to acclimatize. J. H. Newman.