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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.

The team found that visceral fat was consistently associated with plaque buildup and artery wall thickening, while liver fat had a smaller but still important effect.

From Science Daily • Oct. 23, 2025

They gather shortly after daybreak outside a minimarket, the tropical heat thickening, the dawn haze in lethargic retreat.

From Los Angeles Times • Mar. 21, 2025

“Let the pie cool completely before slicing. This allows the filling to finish thickening and gives you the best pie-eating experience.”

From Salon • Jan. 30, 2025

Rachel, who is still experiencing debilitating symptoms from the menopause, is slowly lowering her oestrogen dose, with the hope that will reduce the thickening of her womb and, in turn, reduce the risk of cancer.

From BBC • Sep. 30, 2024

Dona Zaida, once a formidable matriarch who ruled her eight sons by a resolute jealousy, spent long afternoons watching novelas on television and perfuming her thickening wrists.

From "Dreaming in Cuban" by Cristina García