seventeenthWiktionary 原文/ˌsɛvənˈtiːnθ/num.第十七，十七分之一中文释义来自 ECDICT构词拆解seventeenseventeen词干th-th后缀-th(no longer productive) forms nouns from verbs of action · (no longer productive except in some informal words) forms nouns of quality from adjectives词源链古英语Old English约 450–1150 年seofontēoþa↓ 继承中古英语Middle English约 1150–1500 年sevententhe↓ 继承英语Englishseventeenth词源说明Inherited from Middle English sevententhe, seventethe, from Old English seofontēoþa, equivalent to seventeen + -th.释义形容词adjective1The ordinal form of the number seventeen.名词noun1One of seventeen equal parts of a whole.2(music) An interval of two octaves and a third.