1. removing fog or condensation from a surface, especially a window or mirror
Usage: present participle of defog; commonly used in automotive and household contexts

1. the process or action of removing fog or condensation
Usage: gerund form of defog

Examples

• The car's defogging system quickly cleared the windshield on the cold morning.
• She turned on the bathroom fan for defogging after her hot shower.
• Defogging the mirror with a cloth took only a few seconds.
• The rear window defogging feature is especially useful in winter.
• He was defogging his glasses with his breath before cleaning them properly.
• Modern vehicles have automatic defogging modes for safety.
• Defogging the bathroom mirror revealed her reflection clearly.