Bible Dictionaries
Apollyon

Webster's Dictionary

(n.) The Destroyer; - a name used (Rev. ix. 11) for the angel of the bottomless pit, answering to the Hebrew Abaddon.

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