脑肿瘤 Traditional form: 腦腫瘤 Pinyin (reading): nǎozhǒngliú Definitions: brain tumor Characters: 脑 - brain 肿 - swelling; swollen; to swell 瘤 - tumor, lump, goiter Traditional characters: 腦 - brain 腫 - swelling; swollen; to swell 瘤 - tumor, lump, goiter