Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

thickness

noun [C/U]
 
 /ˈθɪk·nəs/

Definition

the state or quality of being thick; the distance from one side of something to the opposite side : the thickness of a mattress A thickness is a layer of something: several thicknesses of fabric
(Definition of thickness noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of thickness

“thickness” in other dictionaries

Word of the Day

jettison

to get rid of something or someone that is not wanted or needed

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More