rirongo Binghamrírongon. a variety of coral.Sabatierrirongon. (1) a species of coral.n. (2) unproductive land.Luomalarirongosn. Millepora (fire corals) (coelenterate).n. all stinging corals. Topics: Shells and sea creatures, House and village, Ethnobotany (Luomala) ← riro ni kairironikai →