Bible Dictionaries
Tappet

Webster's Dictionary

(n.) A lever or projection moved by some other piece, as a cam, or intended to tap or touch something else, with a view to produce change or regulate motion.

Bibliography Information
Webster, Noah. Entry for 'Tappet'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/tappet.html. 1828.