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

But with what little land remains undeveloped, Sachs believes entertainment offerings could be considered. —Abigail Hasebroock, Sun Sentinel, 26 Mar. 2026

Their bodies were found in an undeveloped business park in the 1300 block of Enclave Round, in West Houston. —John Wayne Ferguson, Houston Chronicle, 26 Mar. 2026

Owners of undeveloped parcels in Sacramento currently must register them and pay a $70 annual fee, but the city says only half of the owners are complying with that requirement. —James Taylor, CBS News, 19 Mar. 2026

The project is expected to bring in millions of dollars in new tax revenue each year on what was an undeveloped site. —Joseph Hernandez march 13, Kansas City Star, 13 Mar. 2026

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