in utero
adverb or adjective
\ in-ˈyü-tə-ˌrō
\
\
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
Recent Examples on the Web
Congenital syphilis, picked up by the fetus in utero, often went undetected in babies and was easily passed on by inoculation – as was clearly demonstrated by several outbreaks of syphilis following vaccination. — The Economist, "The original anti-vaxxers," 30 Aug. 2019 In part, that was because so much fetal research was conducted in mice, where the fetal immune system isn’t as well developed in utero. — Jennifer Couzin-frankel, Science | AAAS, "Could out-of-whack fetal immune systems prompt preterm labor?," 25 Apr. 2018 LynLee suffered from a sacrococcygeal teratoma, a tumor that develops in utero and grows from the baby's tailbone. — Sarah Schreiber, Good Housekeeping, "This Baby Girl Was Born Twice," 21 Oct. 2016 Normally fetal hemoglobin, which provides the developing fetus with oxygen via the blood while in utero, is shut off about six months after birth, and genes for adult hemoglobin are turned on. — Time, "CRISPR Gene Editing Is Being Tested in Human Patients, and the Results Could Revolutionize Health Care," 6 Aug. 2019 Even in utero, a mom's chronic stress can affect baby's stress-hormone levels. — Olivia Campbell, Good Housekeeping, "I've Struggled With Depression, So I Can't Always Be The "Happy" Mom," 8 July 2019 During the outbreak in Brazil, which spread through North and South America, Zika spurred widespread concern that babies exposed to the virus in utero would be born with devastating and long-lasting birth defects. — Lindsey Bever, Washington Post, "One-third of toddlers exposed to Zika in the womb suffer developmental problems, study says," 8 July 2019 Doctors performed the in utero surgery by making a small c-section-like incision. — Caitlin O'kane, CBS News, "Cleveland Clinic performs its first fetal surgery to repair spina bifida," 20 June 2019 But then researchers started identifying them in human blood and tissue, and even newborns showed evidence of exposure in utero. — Gabriel Filippelli, Quartz, "A geochemist’s simple tricks to reduce dust in your home," 20 June 2019These 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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More Definitions for in utero
in utero
adverb or adjective
\ in-ˈyüt-ə-ˌrō
\
\
Medical Definition of in utero
: in the uterus : before birth
a disease acquired in utero an in utero diagnosis
in utero
adverb or adjective
\ in-ˈyü-tə-rō
\
\
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 exposure — Burgess v. Eli Lilly & Co., 995 F.2d 646 (1993)