osiris osip mandelstam • oslo · · · Info · Definitions · Characters · · osiris · · Text Latin · · Script 6 · · Length 3 · · Syllables Definitions · · · (noun) Egyptian god of the underworld and judge of the dead; husband and brother of Isis; father of Horus. Synonyms: Osiris. · · Noun Definition 1 Characters · · i latin small letter i U+0069 o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073