1. (v. t.) To make natural; as, custom naturalizes labor or study.

2. (v. t.) To confer the rights and privileges of a native subject or citizen on; to make as if native; to adopt, as a foreigner into a nation or state, and place in the condition of a native subject.

3. (v. t.) To receive or adopt as native, natural, or vernacular; to make one's own; as, to naturalize foreign words.

4. (v. t.) To adapt; to accustom; to habituate; to acclimate; to cause to grow as under natural conditions.

5. (v. i.) To become as if native.

6. (v. i.) To explain phenomena by natural agencies or laws, to the exclusion of the supernatural.

Americanize Anglicize acclimate acclimatize accommodate acculturate acculturize accustom adapt adjust admit adopt affiliate assimilate assimilate to become break break in bring to case harden change change into change over condition confer citizenship confirm convert do over domesticate domesticize establish familiarize fix gentle go native habituate harden housebreak inure make make over orient orientate reconvert reduce to render resolve into reverse season shift switch switch over tame train transform turn back turn into wont