Bible Dictionaries
Thunderstone

Webster's Dictionary

(1):

(n.) A belemnite. See Belemnite.

(2):

(n.) A thunderbolt, - formerly believed to be a stone.

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