Thickness
Origin
From Middle English 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.
Full definition of thickness
Noun
thickness
(countable and uncountable; plural thicknesss)- (uncountable) The property of being thick (in dimension).
- (uncountable) A measure of how thick (in dimension) something is.The thickness of the Earth's crust is varies from two to 70 kilometres.
- (countable) A layer.We upholstered the seat with three thicknesses of cloth to make it more comfortable to sit on.
- (uncountable) The quality of being thick (in consistency).Whip the cream until it reaches a good thickness.
- (uncountable, informal) The property of being thick (slow to understand).
Synonyms
Antonyms
- (in consistency) fluidity, liquidity, runniness, thinness, wateriness
- (property of being stupid) mental acuity, mental agility, quick-wittedness, sharpness