Intermediate (B1)
IPA: /ædˈvɜrsli/
KK: /ædˈvɜrsli/
Definition
In a way that causes harm or has a negative effect.
Example
The new policy adversely affects small businesses.
Conversation

I heard that the new policy might affect our work schedule.

Yeah, I've read that it could adversely impact our productivity.

It's frustrating because we already have so much on our plates.

Exactly! I hope they reconsider before it goes into effect.
Synonyms & Antonyms
Synonyms
negatively
harmfully
unfavorably
Antonyms
favorably
positively
beneficially
Root Explanation
Adversely → It is formed from "adversus" (meaning against) and the suffix "-ly" (meaning in a manner). The word "adversely" means in a manner that is against or unfavorable.
Memory Tip
Think of the word 'adversus' meaning 'against' to remember that 'adversely' describes something that is unfavorable or against a positive outcome.
Visually Confused Words
aversely
unadversely
diversely
traversely
diversly
averse