新华字典
(same as 坳) a hollow in the ground; a cavity, (same as 物) matter; substance, all living creatures, things in general, the affairs of this world, things or matters outside oneself, others, goods, the Tibetan classical text means Buddha
【備考】【丑集】【土字部】㘬 ·康熙筆画：7 ·部外筆画：4
《五音篇海》藏經佛字。
