大颚 dà'è upper jaw Origin Definitions Defs Strokes Stroke Words Sentences Sents 大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult颚 顎 è noun jaw the jaw or jawbone of a vertebrate, including the upper jaw and lower jaw; also the mouthparts of certain arthropods used for grasping or chewing