Recon
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 16:11的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=recon+etymology&newwindow=1&hl=en ref] early 19th century: from French, from reconnaître…”的新页面）
early 19th century: from French, from reconnaître ‘recognize’ (see reconnoitre).
wiktionary
Contracted form of reconnaissance.
Contracted form of recombination + -on, coined by American molecular biologist Seymour Benzer in 1957 as "[…] the smallest element in the one-dimensional array that is interchangeable (but not divisible) by genetic recombination." [1]
etymonline
recon
military slang shortening; 1918 for reconnaissance (n.); 1966 for reconnoiter (v.).
