1. the process or materials used to make something resistant to fire or to prevent it from burning easily

1. present participle of fireproof; to treat or coat something with materials that make it resistant to fire

Examples

• The building's fireproofing includes sprinkler systems and fire-resistant walls.
• Modern fireproofing materials are applied to curtains and upholstery in theaters.
• They are fireproofing the wooden beams to meet safety codes.
• The contractor recommended fireproofing the attic insulation.
• Fireproofing a historic building requires special care to preserve its appearance.
• Chemical fireproofing treatments can reduce the flammability of fabrics.
• The new regulations require fireproofing of all electrical wiring in the facility.