Fog vs. Haar — What's the Difference?

Fog is a visible aerosol consisting of tiny water droplets or ice crystals suspended in the air at or near the Earth's surface. Fog can be considered a type of low-lying cloud usually resembling stratus, and is heavily influenced by nearby bodies of water, topography, and wind conditions.

Thick, cold, wet fog along the northeastern coast of Northern England and Scotland.

A thick cloud of tiny water droplets suspended in the atmosphere at or near the earth's surface which obscures or restricts visibility (to a greater extent than mist; strictly, reducing visibility to below 1 km)

The third month of the Punjabi calendar.

A state or cause of perplexity or confusion

A fog; esp., a fog or mist with a chill wind.

The grass which grows in a field after a crop of hay has been taken.

(with reference to a glass surface) cover or become covered with steam

Bewilder or puzzle

Spray with an insecticide.

Condensed water vapor in cloudlike masses lying close to the ground and limiting visibility.

An obscuring haze, as of atmospheric dust or smoke.

A mist or film clouding a surface, as of a window, lens, or mirror.

A cloud of vaporized liquid, especially a chemical spray used in fighting fires.

A state of mental vagueness or bewilderment.

Something that obscures or conceals; a haze

A blur on a developed photographic image.

A new growth of grass appearing on a field that has been mowed or grazed.

Tall, coarse grass left standing in fields through the winter.

To cover or envelop with fog.

To cause to be obscured; cloud.

To make vague, hazy, or confused

To obscure or dim (a photographic image).

To be covered with fog.

To be blurred, clouded, or obscured

To be dimmed or obscured. Used of a photographic image.

(uncountable) A thick cloud that forms near the ground; the obscurity of such a cloud. mist, haze.}}

(uncountable) A mist or film clouding a surface.

A state of mind characterized by lethargy and confusion.

(photography) A silver deposit or other blur on a negative or developed photographic image.

(computer graphics) Distance fog.

A new growth of grass appearing on a field that has been mowed or grazed.

Tall and decaying grass left standing after the cutting or grazing season.

(Scotland) Moss.

(intransitive) To become covered with or as if with fog.

(intransitive) To become obscured in condensation or water.

To become dim or obscure.

To make dim or obscure.

To spoil (film) via exposure to light other than in the normal process of taking a photograph.

(transitive) To cover with or as if with fog.

(transitive) To disperse insecticide into (a forest canopy) so as to collect organisms.

(transitive) To obscure in condensation or water.

(transitive) To make confusing or obscure.

To practice in a small or mean way; to pettifog.

(transitive) To pasture cattle on the fog (of), or aftergrass, of; to eat off the fog from (a field).

(intransitive) To become covered with the kind of grass called fog.

A second growth of grass; aftergrass.

Watery vapor condensed in the lower part of the atmosphere and disturbing its transparency. It differs from cloud only in being near the ground, and from mist in not approaching so nearly to fine rain. See Cloud.

A state of mental confusion.

Cloudiness or partial opacity of those parts of a developed film or a photograph which should be clear.

To pasture cattle on the fog, or aftergrass, of; to eat off the fog from.

To practice in a small or mean way; to pettifog.

To envelop, as with fog; to befog; to overcast; to darken; to obscure.

To render semiopaque or cloudy, as a negative film, by exposure to stray light, too long an exposure to the developer, etc.

To show indistinctly or become indistinct, as the picture on a negative sometimes does in the process of development.

Droplets of water vapor suspended in the air near the ground

An atmosphere in which visibility is reduced because of a cloud of some substance

Confusion characterized by lack of clarity

Make less visible or unclear;