Villus (, : villi) may refer to: *

Intestinal villus Intestinal villi (: villus) are small, finger-like projections that extend into the lumen of the small intestine. Each villus is approximately 0.5–1.6 mm in length (in humans), and has many microvilli projecting from the enterocytes of i ...

, refers to any one of the small, finger-shaped outgrowths of the epithelial lining of the wall of the intestine. Clusters of projections are referred as intestinal villi. *

Chorionic villi Chorionic villi are Wiktionary:villus, villi that sprout from the chorion to provide maximal contact area with maternal blood. They are an essential element in pregnancy from a histology, histomorphologic perspective, and are, by definition, a pr ...

, found on the surface of the outermost membrane (the chorion) of the fetus *

Arachnoid villi Arachnoid granulations (also arachnoid villi, and Pacchionian granulations or bodies) are small outpouchings of the arachnoid mater and subarachnoid space into the dural venous sinuses of the brain. The granulations are thought to mediate the dra ...

, located on the arachnoid membrane of the brain * Villiform teeth, small, slender teeth in fish, forming velvety bands.

See also