Bible Dictionaries
Leviathan

Webster's Dictionary

(1):

(n.) The whale, or a great whale.

(2):

(n.) An aquatic animal, described in the book of Job, ch. xli., and mentioned in other passages of Scripture.

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