gas-proof

A family enters a gas-proof shelter during a safety drill.

Definition

1. Adjective:
   • Resistant to gas: "gas-proof" describes something that is impermeable to gas, especially poisonous or harmful gases. It means the material or structure prevents gas from passing through.

Usage Examples

• Adjective:
  • The soldiers wore gas-proof masks during the chemical attack. (The masks prevented poisonous gas from entering.)
  • The shelter was designed to be gas-proof, protecting occupants from toxic fumes. (The shelter was sealed against gas.)

Advanced Usage

• "gas-proof shelter": a protected area designed to keep out harmful gases.
  • During the drill, everyone moved to the gas-proof shelter underground. (A safe room sealed against gas.)

Variants and Related Words

• Gas-tight (adj): a synonym for gas-proof, meaning completely sealed against gas.

  • The container is gas-tight, preserving the contents from air. (The container does not allow gas to escape or enter.)

• Gasproofing (n): the process of making something gas-proof.

  • The gasproofing of the building involved sealing all windows and vents. (The act of making it resistant to gas.)

Synonyms

• Impermeable: not allowing fluids or gases to pass through.
• Airtight: sealed so that no air can enter or escape.
• Sealed: closed tightly to prevent leakage.

Related Idioms

• None directly associated with "gas-proof," as it is a technical term.