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 Summer Villas project, proposed for an undeveloped parcel southeast of the intersection of Sheldon and Waterman roads, seeks to amend the city’s general plan to remove the site from the rural area and allow higher-density housing. — Camryn Dadey, Sacbee.com, 22 Oct. 2026 The family decamped to a patch of as-yet-undeveloped swampland near the Everglades, convinced that others would join them. — Alex Barasch, Vulture, 19 Oct. 2026 If your damages are undeveloped or your allegations stay vague, the notice won’t say what actually needs fixing. — Miami Herald, 17 Oct. 2026 At that time the suspect approached a fence area of the school from an undeveloped area, crossed the street, threw his weapon over the fence, then climbed the fence onto the school property, Krantz said. — Irene Byon, NBC news, 16 Oct. 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 27 Oct. 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

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