chorionic villus

1. 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

   Broadervillus

   Part ofchorion

Questions about chorionic villus

What does chorionic villus mean?

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

Is chorionic villus a common word?

chorionic villus is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.