uli'an 2 noun English. A very large forest hardwood used for timber, probably Scientific name. Anisoptera thurifera Example sentence: Subanen. Sa' penega'en mu ia guli'an, subay egleb mu, pu' leksi'en ku. English. When you fell that uli'an tree, cut it equally on each side, because I want to saw boards out of it. Generic. ayu