heighten

verb

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

transitive verb

1
a
: to increase the amount or degree of : augment
b
: to make brighter or more intense : deepen
c
: to bring out more strongly : point up
d
: to make more acute : sharpen
2
a
: to raise high or higher : elevate
b
: to raise above the ordinary or trite
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.
Auroral activity has been heightened since last year, when the sun reached the peak of its 11-year solar cycle, which is a catalyst for coronal mass ejections and solar flares that contribute to stronger auroral activity. Antonio Pequeño Iv, Forbes.com, 14 Aug. 2025 The Trump administration has also heightened deportation efforts — but Giordano said what city and department officials have been saying for months: Phoenix police do not enforce immigration laws and do not work with Immigration and Customs Enforcement. Elena Santa Cruz, AZCentral.com, 14 Aug. 2025 While Iran frames its warnings as a measure to deter future attacks, the U.S. and its allies view Iran's intensifying rhetoric as likely to heighten regional tensions. Amir Daftari, MSNBC Newsweek, 13 Aug. 2025 Correa himself has been brilliant, raising his OPS by 36 points in just 44 at-bats while heightening the attention paid to small details. Chandler Rome, New York Times, 13 Aug. 2025 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 22 Aug. 2025.

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

More from Merriam-Webster on heighten

Last Updated: - Updated example sentences
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