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.

Dec 8, 2025 · thickness (countable and uncountable, plural thicknesses) The thickness of the Earth's crust varies from two to 70 kilometres. Guitar picks come in different thicknesses. The newest form of …

thick•ness (ˈθɪk nɪs) n. 1. the state or quality of being thick. 2. the measure of the smallest dimension of a solid figure: a board of two-inch thickness. 3. the thick part of something. 4. layer; ply: three …

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

/ˈθɪknɪs/ IPA guide Other forms: thicknesses Definitions of thickness noun the dimension through an object as opposed to its length or width see more

The thickness of something is the distance between its two opposite surfaces. The size of the fish will determine the thickness of the steaks.

What is the etymology of the noun thickness? thickness is a word inherited from Germanic.

thick•ness (thik′ nis), n. the state or quality of being thick. Weights and Measures the measure of the smallest dimension of a solid figure: a board of two-inch thickness. the thick part or body of …