To make natural; as, custom naturalizes labor or study.
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.
To receive or adopt as native, natural, or vernacular; to make one's own; as, to naturalize foreign words.
To adapt; to accustom; to habituate; to acclimate; to cause to grow as under natural conditions. "Its wearer suggested that pears and peaches might yet be naturalized in the New England climate."