龟甲 guījiǎ tortoise shell Definitions Defs Origin Strokes Stroke Words Sentences Sents 龟甲万 Guījiǎwàn Kikkoman Kikkoman, Japanese brand of soy sauce, food seasonings etc龟甲宝螺 guījiǎbǎoluó Mauritius cowry the humpback cowry or Mauritius cowry (Mauritia mauritiana), a species of sea snail with a dark, humped shell