intrauterine

adjective

in·​tra·​uter·​ine ˌin-trə-ˈyü-tə-rən How to pronounce intrauterine (audio) -ˌrīn How to pronounce intrauterine (audio)
-(ˌ)trä-
: situated, used, or occurring within the uterus
intrauterine insemination
also : involving the part of development that takes place in the uterus
intrauterine mortality

Examples of intrauterine 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.
The coroner also said the preliminary cause of death included intrauterine fetal demise caused by her injuries. — Landon Mion, FOXNews.com, 29 Jan. 2026 Predictive artificial intelligence models were used to identify the sperm, then the embryos, most likely to succeed, as if through an intrauterine dating app. — Phineas Rueckert, Longreads, 3 Mar. 2026 The couple did two unsuccessful intrauterine insemination procedures before deciding to try in vitro fertilization. — Kayla Grant, PEOPLE, 13 Apr. 2026 It was recommended that the couple try intrauterine insemination, or IUI—placing Hamilton’s concentrated sperm directly into her uterus. — Brande Victorian, Essence, 12 Dec. 2025 See All Example Sentences for intrauterine

Word History

Etymology

International Scientific Vocabulary

First Known Use

circa 1836, in the meaning defined above

Time Traveler
The first known use of intrauterine was circa 1836

Phrases Containing intrauterine

Rhymes for intrauterine

See All Rhymes for intrauterine

Browse Nearby Words

intratropical
intrauterine
intrauterine contraceptive device
See all Nearby Words

Cite this Entry

“Intrauterine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intrauterine. Accessed 8 Jul. 2026.

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Kids Definition

intrauterine

adjective
in·​tra·​uter·​ine ˌin-trə-ˈyüt-ə-rən How to pronounce intrauterine (audio)
-ˌrīn
: located, used, or occurring within the uterus
intrauterine growth

Medical Definition

intrauterine

adjective
in·​tra·​uter·​ine -ˈyüt-ə-rən How to pronounce intrauterine (audio) -ˌrīn How to pronounce intrauterine (audio)
: of, situated in, used in, or occurring within the uterus
the intrauterine environment
intrauterine instillation of saline
also : involving or occurring during the part of development that takes place in the uterus
intrauterine infection
intrauterine mortality
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