1. An atmosphere in which visibility is reduced because of a cloud of some substance
   - fog, murk, murkiness 
2. The quality of being indistinct and without sharp outlines
   - indistinctness, softness, blurriness, fuzziness

Derived forms: fogginesses

See also: foggy

Type of: atmosphere, atmospheric state, opacity, opaqueness

• Coolidge
• coolie
• cooling
• cooling system
• cooling tower
• coolly
• coolness
• coolwart
• cooly
• coom
• coomb
• coombe
• coon
• coon bear
• coon cat
• coondog
• coonhound
• coonskin
• coonskin cap
• coontie
• coop
• coop in
• coop up
• cooper
• Cooper Union