Bible Dictionaries
Ptyalin

Webster's Dictionary

(n.) An unorganized amylolytic ferment, on enzyme, present in human mixed saliva and in the saliva of some animals.

Bibliography Information
Webster, Noah. Entry for 'Ptyalin'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​p/ptyalin.html. 1828.