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

Almost entirely wooded, the island flaunts miles of remote, undeveloped lakeshore and dozens of small glacial lakes. —Cnn.com Wire Service, Mercury News, 8 Aug. 2025

Though undeveloped, the acquisitions suggest long-term plans—possibly another build, or simply strategic land banking. —Abby Montanez, Robb Report, 8 Aug. 2025

Future plans for the adjoining 56,000-square-foot lot, one of the last two remaining undeveloped outlots spurred by the supermarket's development, were not discussed. —Jim Riccioli, jsonline.com, 27 July 2025

Right on time, the lights went out, revealing the decadent stage, designed to look the untouched, undeveloped version of the island’s oceans and mountains. —Julyssa Lopez, Rolling Stone, 26 July 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