thirteenthWiktionary 原文英/ˌθɜːˈtiːnθ/美/ˌθɝˈtiːnθ/num.第十三，十三分之一中文释义来自 ECDICT构词拆解thirteenthirteen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þrēottēoþa↓ 继承中古英语Middle English约 1150–1500 年thrittenthe↓ 继承英语Englishthirteenth词源说明Inherited from Middle English thrittenthe, thrittethe, from Old English þrēottēoþa; equivalent to thirteen + -th (ordinal suffix).释义形容词adjective1The ordinal form of the number thirteen.名词noun1The person or thing in the thirteenth position.2One of thirteen equal parts of a whole.3(music) The interval comprising an octave and a sixth.4in dates