[f. ACCLIMATIZE + -ER1.] One who acclimatizes, or naturalizes foreign species in a new country. lit. and fig.
1864. Dr. J. E. Gray, in Athenæum, No. 1926. 407/2. The schemes of the would-be acclimatizers.
1869. Dilke, Greater Brit., xiv. 391. We English are great acclimatisers: we have carried trial by jury to Bengal, tenant-right to Oude, and caps and gowns to Calcutta University.