smog
simple noun7 collocationsAvg. frequency: 7.3
heavy smog8.0
describes a dense and thick smog
urban smog7.5
refers to smog found in cities
a specific type of air pollution caused by sunlight reacting with certain chemicals
smog level7.2
the measured concentration of smog in the air
smog alert7.0
an official warning about dangerous levels of smog
reduce smog7.5
to decrease the amount or intensity of smog
used to describe smog as a covering over an area