Anatomy, the opening of the mouths of vessels, in order to discharge their contained fluids. It is likewise used for the communication of two vessels at their extremities; as the inoculation of a vein with a vein, of an artery with an artery, or of an artery with a vein.

Anastomatics, medicines supposed to have the power of opening the mouths of the vessels, and promoting the circulation, such as deobstruent, cathartic, and sudorific medicines.