Meaning of THICKNESS in English

THICKNESS

n. 1 the state of being thick. 2 the extent to which a thing is thick. 3 a layer of material of a certain thickness (three thicknesses of cardboard). 4 a part that is thick or lies between opposite surfaces (steps cut in the thickness of the wall).

[ OE thicness (as THICK, -NESS) ]

Concise Oxford English dictionary.      Краткий оксфордский словарь английского языка.