haze
n. C / U B2 Upper Intermediate US //ˈheɪz// UK //hˈeɪz// haze
n. a thin fog or smoke in the air that makes it hard to see clearly. It often happens because of heat, dust, or pollution.
n. an atmospheric condition where dust, smoke, or moisture particles in the air obscure clarity. Often associated with heat or industrial pollution.
The mountains were hidden behind a blue haze.
The morning sun struggled to break through the thick haze hanging over the city skyline.
A shimmering heat haze rose from the asphalt, distorting the horizon and making the distant vehicles appear to float above the road surface.
Usage
Uncountable when referring to the general atmospheric state; countable when referring to a specific instance or layer of mist.