\ in-ˈyü-tə-ˌrō How to pronounce in utero (audio) \

Definition of in utero

: in the uterus : before birth a disease acquired in utero an in utero diagnosis

Examples of in utero in a Sentence

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The whirlwind following the discovery of two babies in utero included plenty of daydreaming — the McDonalds would need a bigger car, a bigger house. Sarah Schreiber, Good Housekeeping, "[UPDATED]: The McDonald Twins Are Miraculously Stable After a Trying Weekend," 17 Oct. 2016 The Afghanistan war, now in its 18th year, has been going on for so long that some of those volunteering to fight it were still in utero... Michael M. Phillips, WSJ, "Marine Recruits Learn an Important Lesson: What Happened on 9/11," 25 Feb. 2019 This behavior is distinct from other shark species, like the sand tiger shark whose embryos cannibalize their siblings in utero and thus eliminate the competition from the outset. Jill Kiedaisch, Popular Mechanics, "Some Unborn Sharks Swim from Uterus to Uterus Inside Their Mom," 7 Jan. 2019 But babies exposed to their mother’s depression in utero face these same risks. Andrea Petersen, WSJ, "Therapy for Pregnant Women With Anxiety Offers Alternative to Medication," 3 Nov. 2018 Health workers also found that a newborn had been exposed to the virus in utero and had detectable measles virus in their urine and respiratory tract directly after birth. Beth Mole, Ars Technica, "Vaccine-refusing community drove outbreak that cost $395K, sickened babies," 30 July 2018 Researchers reported that its effects take root in utero and manifest when the child is older as lower intelligence and other neurological defects. Julia Belluz, Vox, "The Trump administration’s attack on children’s health protections," 27 Sep. 2018 Deprived of nutrients in utero, the famine survivors carried persistent differences in their epigenetic markers from other adults. John Hawks, WSJ, "‘Lamarck’s Revenge’ Review: Inheriting the Wrong Ideas," 16 Aug. 2018 Selah and Shylah were given a 5 to 25% chance of survival in utero alone, which prompted early questions of termination. Sarah Schreiber, Good Housekeeping, "Twin Girls Who Were Conjoined at the Stomach Celebrate 2nd Birthday," 27 Oct. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'in utero.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of in utero

1713, in the meaning defined above

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The first known use of in utero was in 1713

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More Definitions for in utero

\ in-ˈyüt-ə-ˌrō How to pronounce in utero (audio) \

Medical Definition of in utero

: in the uterus : before birth a disease acquired in utero an in utero diagnosis
\ in-ˈyü-tə-rō How to pronounce in utero (audio) \

Legal Definition of in utero

: in the uterus : before birth an injury suffered in utero that her condition could possibly be linked to in utero exposureBurgess v. Eli Lilly & Co., 995 F.2d 646 (1993)

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to mark by some ceremony or observation

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