Seventeenth
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 12:34的版本 （建立内容为“Category:etymology == etymonline == [https://www.etymonline.com/word/seventeenth ref] seventeenth (adj., n.) "next in order after the sixteenth; an ordinal…”的新页面）
etymonline
seventeenth (adj., n.)
"next in order after the sixteenth; an ordinal numeral; being one of seventeen equal parts into which a whole is regarded as divided;" c. 1300, seventenþe, from seventeen + -th (1); replacing forms based on Old English seofonteoþa.
