阑尾炎 lánwěiyán appendicitis Origin Definitions Defs Strokes Stroke Words Sentences Sents 阑尾 闌尾 lánwěi noun appendix the vermiform appendix; the small tube-like structure at the end of the large intestine炎 yán noun inflammation (bound form) inflammation; infection; often used as a suffix for medical conditions ending in "-itis"