Definition

1. Verb:
   • To clear mist or condensation from a surface: The action of removing a thin layer of water droplets (fog or mist) that obscures visibility, typically from a transparent surface like a window or mirror.

Usage

• The primary use of "defog" is to describe the act of clearing condensation. It is often used in the context of vehicle windows (windshield, rear window) or bathroom mirrors.
• It is a transitive verb, requiring a direct object (the thing being cleared).
• Common structures: "defog [something]" or "have [something] defogged."

Examples

• Verb:
  • Please defog the windshield so I can see the road.
  • This setting on the air conditioner helps to defog the side windows quickly.
  • I had to defog my glasses before I could read the menu.

Advanced Usage

• Technical/Mechanical Context: Refers to the function of a specific system, like a car's defogger or defroster.
  • The rear defogger uses heating elements to clear the window.

Variants and Related Words

• Defogger (noun): A device, typically in a vehicle, designed to clear windows of mist or frost.
  • Turn on the rear defogger to clear the back window.
• Demist (verb): A synonym, more common in British English, with the same meaning.
  • Demist the mirrors after a hot shower.

Synonyms

• Clear: To make transparent or free of obstruction.
• Demist: (Chiefly British) To remove mist from.

Antonyms

• Fog up: To become covered with condensation.
  • The cold glass will fog up in the warm room.

Verb

1. free from mist
   • demist the car windows