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Synonyms

adversely

American  
[ad-vurs-lee] / ædˈvɜrs li /

adverb

  1. in a negative, contrary, or unfavorable way or direction.

    The report details eleven risk factors that the authors believe adversely affect children's development and well-being.


Other Word Forms

Etymology

Origin of adversely

adverse ( def. ) + -ly

Explanation

When something affects you adversely, it's harmful or negative. Holding a cinder block will adversely affect your running speed. When you talk about things that are acting adversely, they are harming something or holding it back in some way. Not getting enough sleep will adversely affect your performance in school. Rain will adversely affect an outdoor wedding. Anything that's making things worse instead of better is adversely influencing the situation. Adversely means something close to badly or harmfully. So when you see this word, you know something is going wrong.

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Vocabulary lists containing adversely

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

She points out legal ramifications that can adversely impact Jim, as well as the original owner of the account.

From MarketWatch Jun. 17, 2026

Protected woodland and hedgerows would be adversely affected, he said, and the scheme would result in "the unacceptable disturbance, degradation and loss" of "irreplaceable peatland".

From BBC Jun. 9, 2026

"When beef is consumed as part of a healthy dietary pattern, it helps fill essential nutritional gaps and does not adversely impact the cardiometabolic risk profile compared to poultry."

From Science Daily May 22, 2026

“Heightened consumer price sensitivity together with a sustained promotional environment adversely impacted our sales mix,” said BellRing CEO Darcy Davenport.

From Barron's May 5, 2026

“That’s what I said! But Dr. Culligan said I had to ‘react adversely to the stimuli’ before she could prescribe me anything.”

From "Liar, Liar" by Gary Paulsen

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