Cerberean
Pronunciation : Cer*be"re*an
Part of Speech : a.
Definition : Defn: Of or pertaining to, or resembling, Cerberus. [Written also Cerberian.] With wide Cerberean mouth. Milton.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder