What is the synonym of fog?
fog. n. Vapor near the earth. mist, haze, smog, exhalation, murk, cloud, nebula, film, steam, wisp, effluvium, brume, smoke, vapor, London fog, soup*, pea soup*; see also haze, mist. Mental obscurity.
Is fog just low clouds?
Clouds can form at many different altitudes. They can be as high as 12 miles above sea level or as low as the ground. Fog is a kind of cloud that touches the ground. Fog forms when the air near the ground cools enough to turn its water vapor into liquid water or ice.