Ptyalism Health Dictionary

Also called ptyalism, this is the excessive production of SALIVA. It occurs in various nervous disorders, such as PARKINSONISM; poisoning by MERCURY or mushrooms; or RABIES infection.... sialorrhoea

n. the secretion of saliva by the salivary glands of the mouth, increased in response to the chewing action of the jaws or to the thought, taste, smell, or sight of food. A small but regular flow of saliva is maintained to promote cleanliness in the mouth even when food is not being eaten. See also ptyalism.... salivation

n. see dry mouth. Compare ptyalism.... xerostomia