bát giác

== Vietnamese == === Etymology === Sino-Vietnamese word from 八角, composed of 八 (“eight”) and 角 (“angles”). === Pronunciation === (Hà Nội) IPA(key): [ʔɓaːt̚˧˦ zaːk̚˧˦] (Huế) IPA(key): [ʔɓaːk̚˦˧˥ jaːk̚˦˧˥] (Saigon) IPA(key): [ʔɓaːk̚˦˥ jaːk̚˦˥] === Noun === bát giác (geometry) octagon