thick·​ness | \ ˈthik-nəs How to pronounce thickness (audio) \

Definition of thickness

1 : the smallest of three dimensions length, width, and thickness
2 : the quality or state of being thick
3a : viscous consistency boiled to the thickness of honey
b : the condition of being smoky, foul, or foggy
4 : the thick part of something
7 : layer, ply, sheet a single thickness of canvas

Examples of thickness in a Sentence

The plank measures two inches in thickness. the length, circumference, and thickness of the log Plywood is available in various thicknesses. Cooking time will vary depending on the thickness of the steak. I added flour to increase the gravy's thickness. I was surprised by the thickness of his accent. See More
Recent Examples on the Web For the group doing six reps once a week, there was no change in muscle thickness or strength. Alexa Mikhail, Fortune, 30 Aug. 2022 The trick here—aside from Samsung not changing the Fold's thickness or battery capacity for four years now—is that the Xiaomi foldable is a bit bigger than Samsung's. Ron Amadeo, Ars Technica, 12 Aug. 2022 Some older patients with full-thickness tears nonetheless have pretty good function of the shoulder. Dr. Keith Roach, oregonlive, 29 June 2022 Shaving does not affect the hair thickness or growth rate. ELLE, 26 Apr. 2022 As with discs, if your old pads were worn, the brakes may drag or feel too tight now with new, full-thickness pads. Joe Lindsey, Outside Online, 3 June 2020 The figures are outlined in clean, straight, black lines, but Woodring has hatched in the shadows with a series of perfectly parallel, shallow waves that vary in thickness. Sam Thielman, The New Yorker, 9 Aug. 2022 Glaciers on Svalbard’s west coast melt in thickness by two to three feet per year. New York Times, 19 May 2022 When inflated, the Powerlix camping pad measures 2 inches in thickness and rolls out to 22.8 inches wide by 74.8 inches long. Emily Belfiore, Travel + Leisure, 10 May 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thickness.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of thickness

before the 12th century, in the meaning defined at sense 1

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Time Traveler for thickness

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The first known use of thickness was before the 12th century

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thickness gage

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Last Updated

30 Sep 2022

Cite this Entry

“Thickness.” Dictionary, Merriam-Webster, Accessed 6 Oct. 2022.

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More Definitions for thickness


thick·​ness | \ ˈthik-nəs How to pronounce thickness (audio) \

Kids Definition of thickness

1 : the quality or state of being thick
2 : the smallest of three dimensions length, width, and thickness

More from Merriam-Webster on thickness

Nglish: Translation of thickness for Spanish Speakers

Britannica English: Translation of thickness for Arabic Speakers


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