air-pump

The mechanic uses an air-pump to inflate a flat tire.

Definition

1. Noun:
   • A pump that moves air: "air-pump" refers to a device designed to transfer air from one place to another, typically used to inflate objects, remove air from a container, or create a vacuum.

Usage Examples

• Noun:
  • He used an air-pump to inflate the bicycle tyres. (A pump that pushes air into the tyres.)
  • The laboratory required an air-pump to create a vacuum for the experiment. (A device that removes air from a sealed chamber.)

Advanced Usage

• "to work like an air-pump": to operate efficiently in moving or circulating air.
  • The old fan works like an air-pump, pushing cool air throughout the room. (The fan moves air effectively, similar to a pump.)

Variants and Related Words

• Air (n): the invisible mixture of gases surrounding the earth.

  • The air in the mountains is fresh and clean. (The atmosphere in the mountainous region.)

• Pump (n): a mechanical device for moving fluids or gases.

  • The water pump in the basement broke down. (The device that moves water.)

Synonyms

• Compressor: a device that compresses air or gas.
• Inflator: a device used to fill something, like a tyre, with air.
• Vacuum pump: a pump that removes air to create a vacuum.

Related Idioms

• No direct idioms: "air-pump" is a technical term and does not commonly appear in idiomatic expressions.