sickening

adjective

sick·​en·​ing ˈsi-kə-niŋ How to pronounce sickening (audio)
ˈsik-niŋ
Synonyms of sickeningnext
: causing sickness or disgust
a sickening odor
a sickening display
sickeningly
ˈsi-kə-niŋ-lē How to pronounce sickening (audio)
ˈsik-niŋ-
adverb

Examples of sickening in a Sentence

a sickening display of selfishness We heard the squeal of brakes and a sickening thud.
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.
When this sickening sensation happens, the nervous system releases a chemical messenger called substance P, which then binds to receptors in the brain that activate the vomiting reflex — specifically neurokinin-1, or NK-1, receptors. Emily Kay Votruba, EverydayHealth.com, 8 Jan. 2026 What unfolds is a violent chase full of sickening twists and life-or-death stakes. Allison Degrushe, Entertainment Weekly, 30 Dec. 2025 These sickening events have become far too normal in our world. Tara Suter, The Hill, 14 Dec. 2025 Earlier that day, a cousin and her friend had been out searching about half a mile from Makayla's house when they were stopped in their tracks by a strong, sickening odor. Liza Finley, CBS News, 16 Nov. 2025 See All Example Sentences for sickening

Word History

First Known Use

1789, in the meaning defined above

Time Traveler
The first known use of sickening was in 1789

Browse Nearby Words

Cite this Entry

“Sickening.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sickening. Accessed 12 Jan. 2026.

Kids Definition

sickening

adjective
sick·​en·​ing
ˈsik-(ə-)niŋ
: causing sickness or disgust
a sickening sight
sickeningly adverb

Medical Definition

sickening

adjective
sick·​en·​ing ˈsik-(ə-)niŋ How to pronounce sickening (audio)
: causing sickness or nausea

More from Merriam-Webster on sickening

Last Updated: - Updated example sentences
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