Leviathan

Chamber's Twientieth Century Dictionary · 1908 · p. 59

le-vī′a-than, n. ( B. ) a huge aquatic animal in Job xli., here a crocodile; in Isa. xxvii. 1, apparently the great python of Egyptian monuments: anything of huge size: any huge sea-monster, as in Ps. civ. 26. [Heb. livyāthān — lāvāh , to cleave.]