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BULB/bʌlb/

At A2 a bulb is usually a light bulb: change the bulb, an LED bulb. A plant bulb (tulip) is a second meaning. Bolt is a metal fastener. The lamp is the object; the bulb is the part that lights.

Meaning

The glass part of an electric light.

Examples

• “Can you change the light bulb in the lamp?”
• “The bulb in the hall has gone.”
• “Turn the power off before you change the bulb.”

Good to know

a light bulb. Second meaning: a flower bulb. Mix-up: bolt.

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