ptyalin
NounOpen English WordNet
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kindleverb
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Webster's Dictionary (1913)
pty′a·lin (tī′ȧ-lĭn), noun
Origin: Gr. πτύαλον spittle. See Ptyalism.
Physiol. Chem. An unorganized amylolytic ferment, on enzyme, present in human mixed saliva and in the saliva of some animals.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54