Found 2 items, similar to ptyalin.
English → English (WordNet) Definition: ptyalin ptyalin n : an amylase secreted in saliva
English → English (gcide) Definition: Ptyalin Ptyalin \Pty"a*lin\, n. [Gr. ? spittle. See Ptyalism.] (Physiol. Chem.) An unorganized amylolytic ferment, on enzyme, present in human mixed saliva and in the saliva of some animals. [1913 Webster]