Entry 1 sense Webster, 1913 Messianic /mĕsˌ-ē-ăn'-ĭk/ · Mes·si·an·ic · IPA /ˌmɛsaɪˈænɪk/ 01 a. Of or relating to the Messiah; as, the Messianic office or character. 1. Of or relating to the Messiah; as, the Messianic office or character.