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.
National security risks heightened in Great Lakes regions, expert says Jim Weakley, the president of the Lake Carriers' Association, which represents the interests of U.S. commercial shippers, discussed the national security risks present at the U.S.-Canadian border. Sarah Rumpf-Whitten, FOXNews.com, 14 Apr. 2025 While Istanbul was not impacted, the devastation in southern Turkey heightened fears of a similar quake with experts citing the city’s proximity to fault lines. Mehmet Guzel, Chicago Tribune, 13 Apr. 2025 The Crumbs moved often, which only heightened Robert’s self-identification as a misfit. Chris Vognar, Los Angeles Times, 11 Apr. 2025 Much of the dialogue has an expository flatness, which only heightens the grim comedy of the whole conceit; Cronenberg’s cool, latex-sheathed touch keeps brushing up against your funny bone. Justin Chang, New Yorker, 11 Apr. 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 Apr. 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!