Strong's Exhaustive Concordance dictionaries from openscriptures/strongs. CC BY-SA 4.0 / Public Domain. Derived from James Strong, S.T.D., LL.D., 1890/1894.
תַּןtantan
Short Definition
a monster (as preternaturally formed)
Strong’s Definition
a monster (as preternaturally formed), i.e. a sea-serpent (or other huge marine animal); also a jackal (or other hideous land animal)