placental

1 of 2

adjective

pla·​cen·​tal plə-ˈsen-tᵊl How to pronounce placental (audio)
1
: of, relating to, having, or occurring by means of a placenta
2

placental

2 of 2

noun

: a placental mammal : eutherian

Examples of placental in a Sentence

Recent Examples on the Web
Adjective
Experts believe that cannabinoids, including tetrahydrocannabinol, or THC, may bind to receptors in the placenta, disrupting estrogen signaling and affecting placental development and function. Sandee Lamotte, CNN, 22 July 2024 This would save their life, but could cause placental abruption, uterine bleeding, premature labor or fetal death. Pauline Wiltz, Scientific American, 27 June 2024
Noun
The TikTok concludes with photos captured after Oakley’s stillbirth, which Fish attributed to the placental abruption, which occurs when the placenta pulls away from the uterine wall. Zoey Lyttle, Peoplemag, 27 June 2024 Mammals Diversified Much More Rapidly 66 Million Years Ago Observing Mammalian Species Mammals are divided into three groups: placentals, marsupials, and monotremes. Jack Knudson, Discover Magazine, 10 Jan. 2024 See all Example Sentences for placental 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'placental.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

Adjective

1785, in the meaning defined at sense 1

Noun

1839, in the meaning defined above

Time Traveler
The first known use of placental was in 1785

Dictionary Entries Near placental

Cite this Entry

“Placental.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/placental. Accessed 27 Jul. 2024.

Medical Definition

placental

1 of 2 adjective
pla·​cen·​tal -əl How to pronounce placental (audio)
1
: of, relating to, having, involving, or produced by a placenta
placental lactogen
placental defects
2
: of or relating to placental mammals

placental

2 of 2 noun
Last Updated: - Updated example sentences
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