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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

Derived 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.

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

Higher interest rates will also adversely affect stocks, but successful companies can raise prices, increase revenue and control costs, which will lead to higher nominal stock prices.

From The Wall Street Journal • May 21, 2026

"Such actions undermine public order, create unnecessary concern and adversely affect the reputation and economic standing of the United Arab Emirates," the company said, in a note sent to the shops seen by AFP.

From Barron's • Mar. 15, 2026

Not being noticed at all was better than being noticed adversely.

From "East of Eden" by John Steinbeck

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