thickness

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Thickness gauge

English[edit]

Measuring the thickness of a guitar pick with calipers. The measured thickness is 2.0 mm.

Etymology[edit]

From Middle English thikkenesse, thiknesse, from Old English þicnes (thickness, viscosity, density, hardness; obscurity, cloud, darkness; thicket; depth, a thick body, anything thick or heavy), equivalent to thick +‎ -ness. Eclipsed non-native Middle English crassitude (thickness) from Latin crassitūdō (thickness).

Pronunciation[edit]

  • IPA(key): /ˈθɪknəs/
  • Hyphenation: thick‧ness

Noun[edit]

thickness (countable and uncountable, plural thicknesses)

  1. (uncountable) The property of being thick (in dimension).
  2. (uncountable) A measure of how thick (in dimension) something is.
    The thickness of the Earth's crust varies from two to 70 kilometres.
  3. (countable) A layer.
    We upholstered the seat with three thicknesses of cloth to make it more comfortable to sit on.
  4. (uncountable) The quality of being thick (in consistency).
    Whip the cream until it reaches a good thickness.
  5. (uncountable, informal) The property of being thick (slow to understand).

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