Roughness of surface; unevenness; -- opposed to smoothness. "The asperities of dry bodies." Boyle.
Roughness or harshness of sound; that quality which grates upon the ear; raucity.
Roughness to the taste; sourness; tartness.
Moral roughness; roughness of manner; severity; crabbedness; harshness; -- opposed to mildness. "Asperity of character." Landor. It is no very cynical asperity not to confess obligations where no benefit has been received. Johnson.
Sharpness; disagreeableness; difficulty. The acclivities and asperities of duty. Barrow.
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