molar pregnancy

American  

[moh-ler preg-nuhn-see] / ˈmoʊ lər ˌprɛg nən si /

noun

Pathology, Embryology.

1. a rare complication of pregnancy in which abnormal placental tissue is accompanied by either the absence of fetal tissue or by impaired fetal tissue that cannot survive.

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Etymology

Origin of molar pregnancy

First recorded in 1830–35

Example Sentences

It turns out to have been a molar pregnancy, leaving behind tissue that could be cancerous.

From Los Angeles Times • Jun. 13, 2023

The Legislature in response to the ruling added the “serious health risk” and molar pregnancy provisions to the bill, and put all of its language into a new chapter of state law.

From Seattle Times • Jun. 12, 2023

A molar pregnancy is when a tumor forms in the uterus.

From Seattle Times • Jun. 12, 2023

But no such detailed consent was requested from the woman with the molar pregnancy that led to CHM13, let alone the man whose sperm DNA actually makes up the genome.

From Science Magazine • Mar. 30, 2022

There is a possibility that it was simply a case of hydatidiform or multiple molar pregnancy, elaborated by an exhaustive imagination and superstitious awe.

From Anomalies and Curiosities of Medicine by Pyle, Walter L. (Walter Lytle)