Roughness Meaning
/ˈɹʌf.nəs/Definition, CEFR level B2, pronunciation, examples, and quiz.
Listen pronunciation
Definition
nounThe property of being rough, coarseness.
nounSomething that is rough; a rough spot.
Sentence Examples
In materials science, asperity refers to the unevenness, roughness or ruggedness of a material.
The roughness of the road made me wonder if my car would fall apart.
Synonyms & Antonyms
Synonyms:
Antonyms:
CEFR Practice Quiz
The ____ of the old road made the car shake and bounce.
CEFR Practice Quiz (Alternate)
The ____ of the sandpaper made it ideal for stripping old paint from the wood.
Word Origin & History
Inherited from Middle English roughnes /roughnesse. By surface analysis, rough + -ness. Compare Old English hrēohnes (“roughness”).
Literary Quotations & Historical Citations
"A variety of suitable methods for surface inspection are available to detect topographical defects induced by surface roughnesses such as scratches, digs, inclusions and spatters."
— 2003, Klaus Bange, “Surfaces of Substrate Glasses”, in Thin Films on Glass, Springer Science & Business Media, page 101:
"With this latter implement, the corn stalk fodder, shucks, oats, hay and other "roughness" may be finely cut up[…]"
— 1855, Southern Cultivator, volume 13, page 258:
Explore More B2 Vocabulary Words
CEFR Practice Quiz
The ____ of the old road made the car shake and bounce.
CEFR Practice Quiz (Alternate)
The ____ of the sandpaper made it ideal for stripping old paint from the wood.