Adverse
/æˈdvɜrs/
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Definition
(adj) Unfavorable; antagonistic in purpose or effect; hostile; actively opposing one's interests or wishes; contrary to one's welfare; acting against; working in an opposing direction.
Sentence Examples
Is there any adverse reaction?
Some of the adverse effects of testosterone treatment may be popping up now.
CEFR Practice Quiz
The pilot was forced to land the plane due to ____ weather conditions.