欧米伽 ōumǐgā omega Origin Definitions Defs Strokes Stroke Words Sentences Sents 欧 ōu phonetic 米 mǐ phonetic 伽 gā phonetic transliteration (gā) (bound form) used in transliterating foreign terms, especially Greek letters and scientific terms like 伽马射线 gāmǎshèxiàn