See Also: tertiary villus(medicine)
villus(dictionary)
villus(medicine)
primary villus(medicine)
anchoring villus(medicine)
floating villus(medicine)
free villus(medicine)
secondary villus(medicine)
Chorionic Villus Sampling (CVS)(health)
Chorionic villus sampling(health)

hyraceum (iou) and tertiary villus (medicine)


hyraceum (iou)



hyraceum noun. Also hyracium. M19.
[from hyrac- combining form of HYRAX.]
A secretion of the African rock hyrax, Procavia capensis, formerly used as a fixative for perfume.

tertiary villus (medicine)


tertiary villus


The definitive chorionic villus with a vascular core separated from maternal blood by connective tissue, cytotrophoblast, and syncytiotrophoblast.