noun

bulb

light bulb, bulb

The light bulb burned out.

The light bulb burnt out.

She planted a tulip bulb.

She planted a tulip bulb.

a/the + ((adjective)) + bulb a bulb with a certain quality She bought a bright bulb.

Synonyms: lamp, corm

From Latin 'bulbus' meaning 'onion, bulb', referring to its round shape.

Picture a light bulb shaped like a plant bulb (like an onion or tulip).

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