nephew /ˈnevju(:)/ n. ［c］ 侄子；外甥 (cf. niece 侄女，外甥女)：Nephew is a son of one's brother or sister, or of one's brother-in-law or sister-in-law. Nephew相当于汉语里的侄子，外甥，还包括内侄，小姨子或大姨子的儿子。