2 definitions found From WordNet (r) 2.0 [wn]: Tartarean adjective: of or relating to or characteristic of Hades or Tartarus [syn: {Hadean}, {Plutonian}] From The Collaborative International Dictionary of English v.0.44 [gcide]: Tartarean \Tar*ta"re*an\, Tartareous \Tar*ta"re*ous\, adjective [L. tartareus: cf. F. tartar['e]en.] Of or pertaining to Tartarus; hellish.

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