Main entry: diffuse, diffused, soft
Definition: (of light) transmitted from a broad light source or reflected
Antonyms: hard, concentrated
Definition: (of light) transmitted directly from a pointed light source
Main entry: diffuse
Definition: spread out; not concentrated in one place
Usage: a large diffuse organization
Antonyms: concentrated
Definition: gathered together or made less diffuse
Main entry: diffuse
Definition: lacking conciseness
Usage: a diffuse historical novel
Antonyms: concise
Definition: expressing much in few words