卜甲 bǔjiǎ oracle tortoise shell Definitions Defs Origin Strokes Stroke Words Sentences Sents 卜 bǔ verb to divine (bound form) to perform divination using tortoise shells, bones, or other traditional methods甲 jiǎ noun shell (bound form) A protective hard outer covering of an animal, such as a carapace or scales; also refers to armor plating on vehicles or equipment