premature

adjective

pre·​ma·​ture ˌprē-mə-ˈchu̇r How to pronounce premature (audio)
-ˈchər
also -ˈtu̇r
-ˈtyu̇r How to pronounce premature (audio)
also ˌpre-
Synonyms of prematurenext
: happening, arriving, existing, or performed before the proper, usual, or intended time
especially : born after a gestation period of less than 37 weeks
premature babies
premature noun
prematurely adverb
prematureness noun
prematurity
ˌprē-mə-ˈchu̇r-ə-tē How to pronounce premature (audio)
-ˈchər
-ˈtu̇r-
-ˈtyu̇r- How to pronounce premature (audio)
noun

Examples of premature in a Sentence

Her premature death at age 30 stunned her family and friends. Too much exposure to the sun can cause the premature aging of skin.
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.
The antioxidants specific to hawthorn berries may benefit some cancers, heart problems, type 2 diabetes, asthma and premature skin aging. Bestreviews, Chicago Tribune, 11 Feb. 2026 Arnold’s very sad and wildly premature passing led to fans swarming DSPs and digital retailers to reconnect with some of his signature band’s biggest hits. Andrew Unterberger, Billboard, 11 Feb. 2026 For three others, the decision to leave Dinkytown with college eligibility remaining is looking premature — and costly for the Gophers. Jess Myers, Twin Cities, 11 Feb. 2026 Bulbs that are planted on the south and west sides of your home and other structures are especially prone to premature emergence, as these areas are warmer because of the reflected sunlight. Lauren Landers, Better Homes & Gardens, 11 Feb. 2026 See All Example Sentences for premature

Word History

Etymology

Latin praematurus too early, from prae- + maturus ripe, mature

First Known Use

circa 1529, in the meaning defined above

Time Traveler
The first known use of premature was circa 1529

Browse Nearby Words

Cite this Entry

“Premature.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/premature. Accessed 14 Feb. 2026.

Kids Definition

premature

adjective
: happening, coming, existing, or done before the proper or usual time
especially : born after a period of pregnancy of less than 37 weeks
premature babies
prematurely adverb

Medical Definition

premature

1 of 2 adjective
pre·​ma·​ture
-mə-ˈt(y)u̇(ə)r, -ˈchu̇(ə)r, chiefly British ˌprem-ə-
: happening, arriving, existing, or performed before the proper, usual, or intended time
premature puberty
premature aging
especially : born after a gestation period of less than 37 weeks
premature babies
prematurely adverb

premature

2 of 2 noun

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