Save Type Political Subdivision & Settlement Usage Vietnamese Scripts 海陽(Vietnamese Chữ Nôm) Pronounced Pron. HIE-ZWUNG, HIE-YWUNG [key·IPA] Meaning & History From Sino-Vietnamese 海 (hải) meaning "sea, ocean" and 陽 (dương) meaning "light, sun". This is the name of a city in Vietnam as well as the province in which it is located.