retroactive

[ re-troh-ak-tiv ]
/ ˌrɛ troʊˈæk tɪv /

adjective

operative with respect to past occurrences, as a statute; retrospective: a retroactive law.
pertaining to a pay raise effective as of a past date.

QUIZZES

CHALLENGE YOURSELF WITH THIS MIDDLE SCHOOL PART OF SPEECH QUIZ!

How well do you know your adjectives from your adverbs? Your preposition from your pronouns? Your interjections from your conjunctions? Let’s put your knowledge of parts of speech to the text! Note: Many of the following questions will ask you to identify the parts of speech “in order.” That means the first word in all capital letters will correspond to the first option in an answer, and so on.
Question 1 of 10
In order, what parts of speech are the words in all capital letters? Alisa was VERY tired, SO she decided to go to bed.

Origin of retroactive

First recorded in 1605–15; retro- + active

OTHER WORDS FROM retroactive

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for non-retroactivity

retroactive
/ (ˌrɛtrəʊˈæktɪv) /

adjective

applying or referring to the pastretroactive legislation
effective or operative from a date or for a period in the past

Derived forms of retroactive

retroactively, adverbretroactiveness or retroactivity, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012