villi
noun(vil-lus)
a small slender often vascular process: such as
villi
noun(vil-lus)
one of the minute finger-shaped processes of the mucous membrane of the small intestine that serve in the absorption of nutriment
villi
noun(vil-lus)
one of the branching processes of the surface of the chorion of the developing embryo of most mammals that help to form the placenta
villi
noun(vil-lus)
biopsy of a villus of the chorion at usually 10 to 12 weeks of gestation to obtain fetal cells for the prenatal diagnosis of chromosomal abnormalities —abbreviation CVS—called also chorionic villi sampling