Also spelled naturalising
Meanings
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1
verb
to establish a plant or animal outside its native range so that it reproduces without human help
The mild coastal climate allowed the imported shrub to naturalize rapidly.
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2
verb
to grant a foreign national the legal rights and status of a citizen
The country naturalized her after she had met the residency requirements.
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3
verb
to adapt a word, custom, or idea so that it seems native or familiar in a new setting
Translators sometimes naturalize a foreign idiom for local readers.
Thesaurus
Etymology
Borrowed from Middle French naturaliser, formed from natural + -ize and ultimately Latin naturalis, 'of nature or birth.' The citizenship sense treats someone as native by law; the biological sense treats an introduced species as established in nature.