Squared
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 15:26的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=squared+etymology&newwindow=1&hl=en ref] Middle English: shortening of Old French esquare…”的新页面）
Middle English: shortening of Old French esquare (noun), esquarre (past participle, used as an adjective), esquarrer (verb), based on Latin quadra ‘square’.
etymonline
squared (adj.)
late 14c., "made square," past-participle adjective from square (v.). Meaning "drawn up in squares" is from 1660s. Of numbers, "multiplied by itself," from 1550s.
