Fireproof

adj. resilient, capable professional

What it means

Designed or treated to prevent ignition or serious damage from fire.

Reach for it when describing a protective specification when resistance is central

The archive keeps original deeds inside a certified fireproof cabinet.

Words to choose between 5

By register, from playful at the top to literary at the bottom. Tap a word to see when it fits.
everyday
warm
professional
formal
  • everyday

    heat-resistant

    Fits when high temperature, not open flame, is the main hazard

    Careful Heat resistance gives no assurance against ignition.

  • warm

    protected from fire

    Fits when plain language should describe the practical safeguard

    Careful Protection depends on the whole enclosure, not just one material.

  • professional

    fire-resistant

    Fits when the material delays burning for a rated period

    Careful Fire-resistant is a limited claim and should not promise total protection.

  • professional

    flame-retardant

    Fits when a treatment slows ignition or flame spread

    Careful Retardant treatment may wear off and is not fireproof construction.

  • formal

    noncombustible

    Fits when the material itself will not readily burn

    Careful A noncombustible item can still transfer heat and fail.

Opposites 3

  • flammable
  • combustible
  • fire-prone

Common phrases 3

  • fireproof safe

    A fireproof safe protects the duplicate survey records.

  • fireproof material

    The builders placed fireproof material around the service shaft.

  • fully fireproof

    No ordinary home should be described as fully fireproof without evidence.

Definitions and examples are written for this site. How words are chosen Recording: Vealhurl, Southern England accent, from Wikimedia Commons, CC BY-SA 4.0 Updated