smog

Plural: smogs

Noun

• An atmospheric mixture of smoke and fog.
• air pollution by a mixture of smoke and fog
• A noxious mixture of particulates and gases that is the result of urban air pollution.

Verb

• To get a smog check; to check a vehicle or have it checked for emissions.

Examples

• If the car is more than five years old, you'll have to have it smogged before you can register it.
• The Scrabble board was a SMOG of difficult letters, making it hard to see a clear path.

Synonyms

smogginess, pea-soup fog, pea-souper

Related Words

dry fog, dry haze, haze, smaze, SMOGLESS