undocumented

adjective

un·​doc·​u·​ment·​ed ən-ˈdä-kyə-ˌmen-təd How to pronounce undocumented (audio)
Synonyms of undocumentednext
: not documented: such as
a
: not supported by documentary evidence
undocumented expenditures
b
: lacking documents required for legal immigration or residence
undocumented workers

Examples of undocumented in a Sentence

The company cannot reimburse you for undocumented travel expenses.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The last comprehensive immigration reform was passed in 1986, when the Immigration Reform and Control Act legalized millions of undocumented immigrants. — Itzel Luna, Los Angeles Times, 31 July 2026 Advertisement Sánchez has planned to give 500,000 undocumented migrants in Spain a path to legal status. — Chad De Guzman, Time, 31 July 2026 At Thursday’s news conference, Angulo called the survey a first of its kind and noted the challenges in polling a largely undocumented workforce. — Mathew Miranda, Sacbee.com, 30 July 2026 The Fines won an Oscar for their 2012 short Innocente, about an unhoused and undocumented teenage artist in Los Angeles, and have been involved with several other award-winning documentaries over the past 20 years. — Leigh Anne Miller, ARTnews.com, 30 July 2026 See All Example Sentences for undocumented

Word History

First Known Use

1867, in the meaning defined above

Time Traveler
The first known use of undocumented was in 1867

Browse Nearby Words

undoctrinaire
undocumented
undoer
See all Nearby Words

Cite this Entry

“Undocumented.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undocumented. Accessed 5 Aug. 2026.

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Thesaurus: All synonyms and antonyms for undocumented

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