from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. Done after the fact; applying to events that have previously transpired.
from the GNU version of the Collaborative International Dictionary of English
- adv. In a retroactive manner.
from The Century Dictionary and Cyclopedia
- In a retroactive manner; with reversed or retrospective action.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. after the fact
retroactive + -ly (Wiktionary)