saint irenaeus saint ignatius' itch • saint james · · · Info · Definitions · Characters · · saint irenaeus · · Text Common · · Latin · · Scripts 14 · · Length 5 · · Syllables Definitions · · · (noun) Greek theologian who was bishop of Lyons and an antiheretical writer; a saint and Doctor of the Church (circa 130-200). Synonyms: Irenaeus, Saint Irenaeus, St. Irenaeus. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075