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

This park is currently undeveloped, and a master plan is in process. —John Tuohy, IndyStar, 2 July 2025

All undeveloped land translates as opportunity, and one man who was building a business out of that proposition in 1967 was Ernest (Ernst) W. Hahn, a developer who’d just opened his first shopping mall in Santa Barbara. —Nielsen Dinwoodie, Forbes.com, 3 July 2025

Mize said any new park development would require evaluating all of the city’s undeveloped park land to decide what lot is the best place for one. —Mason Rouser, Austin American Statesman, 2 July 2025

Urban landowners own undeveloped or under-developed parcels slated for future investments that could host shorter-term interim projects. —Catherine Blakespear, San Diego Union-Tribune, 25 June 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