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VILLUS
Pronunciation (US): | (GB): |
Irregular inflected form: villi
I. (noun)
Sense 1
Meaning:
A minute hairlike projection on mucous membrane
Classified under:
Hypernyms ("villus" is a kind of...):
appendage; outgrowth; process (a natural prolongation or projection from a part of an organism either animal or plant)
Hyponyms (each of the following is a kind of "villus"):
chorionic villus (one of the tiny villi that stick out of the fetal chorion and combine with the mother's uterine tissue to form the placenta)
Context examples:
A gestational trophoblastic disorder characterized by marked enlargement of the chorionic villi, hyperplasia of the villous trophoblastic cells and hydropic changes.
(Hydatidiform mole, NCI Thesaurus)
The extraction of placenta tissue containing the chorionic villi from the maternal uterus in early pregnancy to screen for fetal genetic defects.
(Chorionic Villus Sampling, NCI Thesaurus)
The chorionic villi have generalized swelling and diffuse trophoblastic hyperplasia.
(Complete Hydatidiform Mole, NLM, Medical Subject Headings)
Partial hydatidiform moles are characterized by focal chorionic villi swelling, focal trophoblastic hyperplasia, and identifiable fetal or embryonic tissue.
(Partial Hydatidiform Mole, NLM, Medical Subject Headings)