undeveloped

adjective

un·​de·​vel·​oped ˌən-di-ˈve-ləpt 

-dē-

: 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

That’s a laudable message, but there’s something frustratingly undeveloped about this love story. —Will Leitch, Vulture, 19 June 2025

Those homes are now empty lots, not counted in the official tally of undeveloped properties. —Alex Harris, Miami Herald, 12 June 2025

The experience will be built on an undeveloped site at The Strat Hotel on the Las Vegas Strip, and while details remain, uh, classified for now, the companies promise a combination of rides and storytelling, utilizing advanced technology and, of course, jet simulators. —Alex Weprin, HollywoodReporter, 23 May 2025

In the lawsuit, the tribe says the land comprises undeveloped wetlands and forest and is only used for riding all-terrain vehicles and hiking. —Brian Hallenbeck, Hartford Courant, 26 Apr. 2025

Word History

First Known Use

1736, in the meaning defined above

Rhymes for undeveloped

• underdeveloped
• developed
• enveloped
• redeveloped

Medical Definition

undeveloped

adjective

un·​de·​vel·​oped ˌən-di-ˈvel-əpt 

: lacking in development : not developed

physiologically undeveloped