undocumented

[ uhn-dok-yuh-men-tid ]
/ ʌnˈdɒk yəˌmɛn tɪd /

adjective

lacking documentation or authentication.
lacking proper immigration or working papers: an undocumented worker;undocumented immigrants.

Origin of undocumented

First recorded in 1880–85; un-1 + documented

usage note for undocumented

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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