the GNU version of the Collaborative International Dictionary of English
adj. Abounding in, or covered with, fine hairs, or a woolly substance; shaggy with soft hairs; nappy.
adj. Furnished or clothed with villi.
The Century Dictionary and Cyclopedia
Having villi; abounding in villiform processes; covered with fine hairs or woolly substance; nappy; shaggy; finely hirsute or hispid: as, a villous membrane.
In botany, pubescent with long and soft hairs which are not interwoven
Word Usage
"Using term villous cytotrophoblast preparations, Aris and colleagues found that high levels of vitamins C (50 and 100 µM) and E (20 and 50 µM) affect placental function and immunity in standard culture conditions, as reflected by a decreased secretion of hCG and an increased production of TNF-alpha in a dose-dependent manner"