undeveloped

adjective

un·​de·​vel·​oped ˌən-di-ˈve-ləpt How to pronounce undeveloped (audio)
-dē-
Synonyms of undevelopednext
: not developed : lacking in development
undeveloped natural resources
undeveloped potential
undeveloped film
undeveloped seeds
: such as
a
: not used for building, farming, industry, etc.
undeveloped land
an area of undeveloped wilderness
b
: having a relatively low level of industrialization and standard of living
undeveloped countries/nations

Examples of undeveloped in a Sentence

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 first phase of the development, located near Weatherby Lake, was originally approved in August 2023 for 138 homes on 40 acres of undeveloped land in Kansas City’s Northland. — Jenna Ebbers, Kansas City Star, 27 Aug. 2026 But nearly 40 years later, the park remains undeveloped and closed to the public. — Adam Harrington, CBS News, 24 Aug. 2026 No homes have been lost in any of the recent fires in Arkansas, as they have been limited to undeveloped areas, Murphy said. — Daniel McFadin, Arkansas Online, 23 Aug. 2026 Denver City Council approved a rezoning request in July for two undeveloped parcels near Denver International Airport. — Aamir Khollam, Interesting Engineering, 21 Aug. 2026 See All Example Sentences for undeveloped

Word History

First Known Use

1736, in the meaning defined above

Time Traveler
The first known use of undeveloped was in 1736

Rhymes for undeveloped

See All Rhymes for undeveloped

Browse Nearby Words

undevelopable
undeveloped
undeviable
See all Nearby Words

Cite this Entry

“Undeveloped.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undeveloped. Accessed 1 Sep. 2026.

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Medical Definition

undeveloped

adjective
un·​de·​vel·​oped ˌən-di-ˈvel-əpt How to pronounce undeveloped (audio)
: lacking in development : not developed
physiologically undeveloped

More from Merriam-Webster on undeveloped

Thesaurus: All synonyms and antonyms for undeveloped

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