1
: the smallest of three dimensions
length, width, and thickness
2
: the quality or state of being thick
3
a
: viscous consistency
boiled to the thickness of honey
b
: the condition of being smoky, foul, or foggy
4
: the thick part of something
5
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.
Recent Examples on the Web
While some can be used across different hair textures, lengths, curl patterns, thicknesses, colors (natural and unnatural), and concerns, many are created with specific consumers and their needs in mind.
—
Jailynn Taylor, Allure, 5 Apr. 2025
That latter measurement also happens to be the average thickness of an AIO radiator (28mm) plus two layers of fans (51mm)...hmm!
—PC Magazine, 29 Mar. 2025
That is less than the thickness of most people's hair strands.
—Erik Klemetti, Discover Magazine, 25 Mar. 2025
To add to Ferrari’s woes, Hamilton was also disqualified from sixth as the rear skid block on his car failed to meet the minimum thickness requirement – a bitter pill to swallow for the Brit who had secured his first victory for the team in the sprint earlier in the weekend.
—Yara Elshebiny, Forbes, 23 Mar. 2025
See All Example Sentences for thickness
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.
Jailynn Taylor, Allure, 5 Apr. 2025
That latter measurement also happens to be the average thickness of an AIO radiator (28mm) plus two layers of fans (51mm)...hmm!
—PC Magazine, 29 Mar. 2025
That is less than the thickness of most people's hair strands.
—Erik Klemetti, Discover Magazine, 25 Mar. 2025
To add to Ferrari’s woes, Hamilton was also disqualified from sixth as the rear skid block on his car failed to meet the minimum thickness requirement – a bitter pill to swallow for the Brit who had secured his first victory for the team in the sprint earlier in the weekend.
—Yara Elshebiny, Forbes, 23 Mar. 2025
See All Example Sentences for thickness
Cite this Entry
“Thickness.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thickness. Accessed 13 Apr. 2025.
Copy CitationKids Definition
thickness
noun
thick·ness
ˈthik-nəs 
1
: the quality or state of being thick
2
: the smallest of three dimensions
length, width, and thickness
3
: the thick part of something
4
: layer entry 1 sense 2
a single thickness of canvas
Love words? Need even more definitions?
Merriam-Webster unabridged
Share