英和和英

語源

First attested in 1610. From French rétroactif, equivalent to retro- +‎ active.

発音

• (英国発音) IPA: /ˌɹɛt.ɹəʊˈæk.tɪv/
• (米国発音) IPA: /ˌɹɛ.tɹoʊˈæk.tɪv/

形容詞

retroactive (not comparable)

1. Extending in scope, effect, application or influence to a prior time or to prior conditions
   • 2005, Jeff Hull, Pale Morning Done: A Novel, page 214:

     Rather, he hoped there was some legal trickeration he could deploy to get a retroactive water right filed and end-run the opposition.

   • 2007 April 15, Liesl Schillinger, “The Night Train to Bucharest”, in The New York Times‎, archived from the original on 16 June 2022:

     Can such a child be ennobled by the passage of time, his struggles granted retroactive gravitas and his childish confusions rearticulated with adult clarity?

   • 2016, Abbie E. Goldberg, The SAGE Encyclopedia of LGBTQ Studies, page 232:

     Such assumptions can motivate expressions of cisgenderism such as retroactive misgendering (in which a person's past is described using language that disregards or contrasts with their current designation of their gender) […]

派生語

• retroactive rape
• retroactively

関連する語

• retroaction

参考

• ex post facto
• retrospective