珈 jiā an ornament attached to a woman's hairpin Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: gamma All meanings 2 jiā 2 gamma 1jewelry 1 1 sentence for 珈 (jiā — gamma) 珈玛射线具有极强的穿透力。 jiā mǎ shèxiàn jùyǒu jí qiáng de chuāntòulì. Gamma rays have extremely strong penetrating power. Source: Dong Chinese Dictionary