Pronunciation: /ædˈvɜrs/
adjective acting against or in a contrary direction; hostile; unfavorable; harmful
A1 I had an adverse reaction to the medication.
A2 The adverse weather conditions made it difficult to travel.
B1 The adverse effects of pollution on the environment are becoming more evident.
B2 The company faced adverse publicity after the scandal was exposed.
C1 The adverse economic conditions led to a decrease in consumer spending.
C2 The adverse consequences of climate change are being felt around the world.
formal The drug may cause adverse reactions in some patients.
informal Eating too much junk food can have adverse effects on your health.
slang Skipping class can have some pretty adverse consequences.
figurative His adverse attitude towards change is hindering his progress.
adversed
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more adverse
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will adverse
have adversed
is adversing
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to adverse
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adversed