undeveloped

adjective

un·​de·​vel·​oped ˌən-di-ˈve-ləpt How to pronounce undeveloped (audio)
-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
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.
Linda Nickelson, who grew up in the area and owns 54 acres of undeveloped land on the north side of Oakhill Road, says bicyclists could also use the horse trail, rendering the tunnel unnecessary. Mary Divine, Twin Cities, 27 Oct. 2025 Although the single-family homes and townhomes have been constructed, the commercial land along Hillcrest Avenue, where the new project would be built, was left undeveloped. Hema Sivanandam, Mercury News, 27 Oct. 2025 Unfortunately, six-foot-tall brush is growing in undeveloped lots nearby. Ingfei Chen, New Yorker, 22 Oct. 2025 The mountain town is set in the shadow of Mount Sopris, a towering, almost-13,000-foot peak, and it's located between two scenic rivers—the Roaring Fork and Crystal River, the latter of which is also home to the undeveloped Penny Hot Springs. Evie Carrick, Travel + Leisure, 21 Oct. 2025 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

Browse Nearby Words

Cite this Entry

“Undeveloped.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undeveloped. Accessed 31 Oct. 2025.

Medical Definition

undeveloped

adjective
un·​de·​vel·​oped ˌən-di-ˈvel-əpt How to pronounce undeveloped (audio)
: lacking in development : not developed
physiologically undeveloped

More from Merriam-Webster on undeveloped

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!