Dictionary.com
Thesaurus.com
Synonyms

dampen

American  
[dam-puhn] / ˈdæm pən /

verb (used with object)

  1. to make damp; moisten.

    to dampen a sponge.

  2. to dull or deaden; depress.

    to dampen one's spirits.

  3. damp.


verb (used without object)

  1. to become damp.

dampen British  
/ ˈdæmpən /

verb

  1. to make or become damp

  2. (tr) to stifle; deaden

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • dampener noun
  • undampened adjective

Etymology

Origin of dampen

First recorded in 1620–30; damp + -en 1

Explanation

To dampen something is to stifle it, to lessen its effect, or to moisten it. Getting a cold will dampen your enthusiasm. This word has several related meanings, most of which make something less effective or powerful. Using a towel will dampen it in the sense of getting it wet, but dampening goes beyond things that are damp (wet). Bad news will dampen your mood, bringing it down. Boxing gloves dampen the force of punches because they cushion the blows. Anything dampened has been weakened and brought down a notch.

Keep Reading on Vocabulary.com

Vocabulary lists containing dampen

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.

The downpour didn't seem to dampen fans' spirits, either.

From BBC • Apr. 9, 2026

This could eventually dampen demand for other products and further hurt the economy, Jefferson noted.

From Los Angeles Times • Apr. 9, 2026

Economists widely expect that the spike in gasoline prices—hovering above an average of $4 per gallon nationwide on Friday—will dampen consumer spending and likely weigh on economic growth in the second quarter.

From Barron's • Apr. 3, 2026

It is expected to boost inflation through higher gasoline prices but also to dampen growth as consumers see a decline in discretionary spending power.

From MarketWatch • Apr. 1, 2026

The fact that the rumor couldn’t be confirmed did nothing to dampen its power.

From "Hidden Figures" by Margot Lee Shetterly