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Synonyms

thickening

American  
[thik-uh-ning] / ˈθɪk ə nɪŋ /

noun

  1. a making or becoming thick.

  2. a thickened part or area; swelling.

  3. something used to thicken; thickener.


thickening British  
/ ˈθɪkənɪŋ /

noun

  1. something added to a liquid to thicken it

  2. a thickened part or piece

"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

Etymology

Origin of thickening

First recorded in 1570–80; thicken + -ing 1


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.

See Examples For:

On a humbler scale, Kail poetically marks the passage of time with a thickening palm tree.

From Los Angeles Times ● Jul. 9, 2026

That uplift helped support additional thickening of coastal ice.

From Science Daily ● May 29, 2026

For hypertrophic cardiomyopathy—the thickening of heart muscles—it was 56 steps.

From The Wall Street Journal ● Apr. 19, 2026

"Symptoms like thickening and laxity of the skin, so-called 'elephant skin', extreme shedding and sharply defined areas of redness next to normal skin."

From BBC ● Mar. 28, 2026

The path turned to the left, and a little way along, more like a thickening of the mist than a solid object, a wooden jetty stood crazily out over the water.

From "The Amber Spyglass" by Philip Pullman

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