The meaning of THICKNESS is the smallest of three dimensions. How to use thickness in a sentence.

THICKNESS definition: the state or quality of being thick. See examples of thickness used in a sentence.

THICKNESS definition: 1. the quality of being thick: 2. the distance between the opposite sides of something: 3. a…. Learn more.

1. The quality or condition of being thick. 2. The dimension between two surfaces of an object, usually the dimension of smallest measure. 3. A layer, sheet, stratum, or ply: Each floor is a single thickness …

Jan 20, 2026 · Noun thickness (countable and uncountable, plural thicknesses) (uncountable) The property of being thick (in dimension).

Definition of thickness noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Look up thickness in Wiktionary, the free dictionary.

Below is our best attempt to capture all of the standard gauge thickness of different materials. Be sure to check with your supplier when purchasing steel what your actual thickness is going to be, especially …

Thickness definition: The dimension between two surfaces of an object, usually the dimension of smallest measure.

thickness, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary