鼻咽癌 bíyān'ái nasopharyngeal carcinoma Definitions Defs Origin Strokes Stroke Words Sentences Sents 鼻咽 bíyān nasopharynx the upper part of the throat behind the nose; the nose and throat area癌 ái noun cancer a malignant tumor formed by the abnormal and uncontrolled growth of cells; carcinoma.