COARSENESS, noun 1. Largeness of size; thickness; as the coarseness of thread. 2. The quality of being made of coarse thread or yarn; whence thickness and roughness; as the coarseness of cloth. 3. Unrefined state; the state of being mixed with gross particles or impurities; as the coarseness of glass. 4. Roughness; grossness; rudeness; applied to manners; as the coarseness of a clown. 5. Grossness; want of refinement or delicacy; want of polish; as the coarseness of expression or of language. 6. Meanness; want of art in preparation; want of nicety; as the coarseness of food or of raiment.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI