bituun noun English. What are perceived as apparently small shining bodies in the nighttime sky, planets or stars; a constellation of such bodies. In group with: belatik; kulan; laki; lebuyu'; libun; padang; selang; semulaw; sigeban; sumulaw; tilaw; ubian mengemituun Variant. mengumituun verb English. Predicts events by the positions of stars; one who does so, astrologer. bituun dali' endaw noun English. The planet Venus as the morning star. Synonym. pemulaw; tilaw menagat; tilaw menunda'