CHORIONIC VILLUS

Pronunciation (US):

(GB):

 Dictionary entry overview: What does chorionic villus mean? 

• CHORIONIC VILLUS (noun)
  The noun CHORIONIC VILLUS has 1 sense:

1. one of the tiny villi that stick out of the fetal chorion and combine with the mother's uterine tissue to form the placenta

  Familiarity information: CHORIONIC VILLUS used as a noun is very rare.

 Dictionary entry details 

• CHORIONIC VILLUS (noun)

Sense 1

Meaning:

One of the tiny villi that stick out of the fetal chorion and combine with the mother's uterine tissue to form the placenta

Classified under:

Nouns denoting animals

Hypernyms ("chorionic villus" is a kind of...):

villus (a minute hairlike projection on mucous membrane)

Holonyms ("chorionic villus" is a part of...):

chorion (the outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals))

 Context examples 

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)

A gestational trophoblastic disorder in which there is no embryo or normal placental tissue and the chorionic villi are hydropic.

(Complete Hydatidiform Mole, NCI Thesaurus)

A gestational trophoblastic disorder characterized by the presence of an abnormal fetus and two populations of chorionic villi: one population which is unremarkable and a second one which shows hydropic changes.

(Partial Hydatidiform Mole, NCI Thesaurus)

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)

The chorionic villi have generalized swelling and diffuse trophoblastic hyperplasia.

(Complete Hydatidiform Mole, NLM, Medical Subject Headings)

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)