Le‐vi″a‐than (lē̍‐vī″ȧ‐than), n. [Heb. livyāthān.]
1. An aquatic animal, described in the book of Job, ch. xli., and mentioned in other passages of Scripture.
☞ It is not certainly known what animal is intended, whether the crocodile, the whale, or some sort of serpent.
2. The whale, or a great whale. Milton.