Coarse

1. Composed of large parts or particles; of inferior quality or appearance; not fine in material or close in texture.
2. Lacking refinement, taste or delicacy

Usage notes

• Nouns to which "coarse" is often applied: language, particle, grain, graining, sand, powder, gravel, grit, salt, gold, thread, hair, cloth, grid, aggregate, texture, grass, fish, angling, fishing.

Synonyms

• (of inferior quality): thick, rough, sharp, hard
• (not refined): rough, rude, uncouth, blunt, unpolished, inelegant, indelicate, vulgar, gritty, obscene, crass

Antonyms

• (of inferior quality): fine