Retroactive – Taking effect from a date in the past
(Pronounced ret-roh-ak-tiv)
To remember the definition of the word retroactive, use the following mnemonic:
Re-throw the switch to activate (retroactive) the time machine to make sure it takes effect from the date in the past.
Examples of retroactive in a sentence
The Justice Department had opposed the retroactive application of the guidelines.
There has been considerable case law on the issue of retroactive payments recently.
Since my pay raise is retroactive as of two months ago, I will be getting a really large check this month.