Word: retroact
Part of speech: Verb
Syllables: ret
ro
act
Definition: To act backward, or in return; to act in opposition; to be retrospective.
Morphemes:
Affix: retro-
Language: en
PoS: Prefix
Meaning: Back or backward.
Affix: act
Language: en
PoS: Verb
Meaning: To move to action; to actuate; to animate.
Etymology Compounds: Affix: ācta
Language: la
Decoded: acta
Meaning: register of events