Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “retroactive”

See all translations

retroactive

adjective [not gradable]  /ˌre·troʊˈæk·tɪv/ us  
(of a law or other agreement) having effect from the time before the law or agreement was approved: I’m getting a retroactive salary increase.
retroactively
adverb [not gradable]  /ˌre·troʊˈæk·tɪv·li/ us  
The courts cannot apply a new rule retroactively.
Translations of “retroactive”
in Chinese (Traditional) 有追溯效力的, 溯及既往的…
in Chinese (Simplified) 有追溯效力的, 溯及既往的…
(Definition of retroactive from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of retroactive?
Add Cambridge dictionaries to your browser to your website

Definitions of “retroactive” in other dictionaries

Word of the Day

lamb

a young sheep, or the flesh of a young sheep eaten as meat

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More