heighten

verb

height·​en ˈhī-tᵊn How to pronounce heighten (audio)
heightened; heightening ˈhī-tᵊn-iŋ How to pronounce heighten (audio)
ˈhīt-niŋ
Synonyms of heightennext

transitive verb

1
a
: to increase the amount or degree of : augment
heighten interest in the book
heighten tensions in the region
b
: to make brighter or more intense : deepen
… slowly rubbing the gold piece … as if to heighten its lustre …Herman Melville
c
: to bring out more strongly : point up
… uses the camera to punctuate and heighten the story.Stacey Bell
d
: to make more acute : sharpen
heighten the contrast on a monitor
2
a
: to raise high or higher : elevate
b
: to raise above the ordinary or trite
heightened prose
3
obsolete : elate

intransitive verb

1
archaic : grow, rise
2
a
: to become great or greater in amount, degree, or extent
b
: to become brighter or more intense

Examples of heighten in a Sentence

The plan will only heighten tensions between the two groups. This tragedy has heightened our awareness of the need for improved safety measures. Tensions between the two groups have heightened.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And that's a good thing in a country where 129 million people face at least one major chronic illness and heightened risk of premature death, much of it from bad eating habits, said a senior policy adviser in the Obama White House and a private chef for the former first family. Swapna Venugopal Ramaswamy, USA Today, 7 Feb. 2026 The intuitive Moon moves through your 9th House of Travel, heightening the longing to explore ideas that restore hope and widen your world. Tarot.com, The Orlando Sentinel, 7 Feb. 2026 The file dump has heightened scrutiny of Epstein’s global connections with public figures including Britain’s Andrew Mountbatten-Windsor - the younger brother of King Charles - Peter Mandelson, the former UK ambassador to the United States and Norwegian Crown Princess Mette-Marit. Reuters 13 Hr Ago, CNN Money, 7 Feb. 2026 And yet, in today’s topical songs by legacy rock artists, such elements don’t heighten the immediacy of the day’s horrors but, rather, run them through a sepia-toned filter. Mitch Therieau, New Yorker, 7 Feb. 2026 See All Example Sentences for heighten

Word History

First Known Use

1523, in the meaning defined at transitive sense 1a

Time Traveler
The first known use of heighten was in 1523

Browse Nearby Words

Cite this Entry

“Heighten.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heighten. Accessed 8 Feb. 2026.

Kids Definition

heighten

verb
height·​en ˈhīt-ᵊn How to pronounce heighten (audio)
heightened; heightening ˈhīt-niŋ How to pronounce heighten (audio)
-ᵊn-iŋ
1
: to make or become brighter or greater
heightened the citizens' awareness
2
: to raise high or higher : elevate

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