ptyalism

[Greek ptualismos, salivation, from ptualizein, to salivate, from ptualon, saliva, from ptūein, to spit.]

Excessive flow of saliva.

(hypersalivation, ptyalism), excessive flow of saliva. It may be associated with acute inflammation of the mouth, mental retardation, neurologic disorders with lenticular involvement, mercurialism, pregnancy, ill-fitting dental appliances, dysautonomia, periodic diseases, cystic fibrosis of the pancreas, teething, alcoholism, and malnutrition.

Excessive secretion of saliva; seen in rabbits, guinea pigs with malocclusion or heat stress, ruminants poisoned by Rhizoctonia leguminicola.