大疮 dàchuāng syphilitic ulcer Definitions Defs Origin Strokes Stroke Words Sentences Sents 大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult疮 瘡 chuāng noun sore sore; skin ulcer; skin or mucosal infection causing redness, swelling, and pus