Bulb

/bʌlb/

Meaning & Definition

noun

A rounded underground storage organ of a plant, typically consisting of an outer tunic and a central bud.

The gardener planted several tulip bulbs in the fall for a vibrant spring display.

A glass container that holds a filament or gas and emits light when electricity is passed through it.

I need to buy a new bulb for the living room lamp since the old one burned out.

A rounded part of a device, often used to hold or contain something.

The light bulb in the overhead fixture is too bright for my eyes.

From the Latin 'bulbus', meaning 'onion' or 'bulb'.

bulb out

to lose power or to stop working, often used in regard to light bulbs.

light bulb moment

a sudden realization or idea.

plant bulb

a bulb used for growing plants, especially flowers.

tuber

A thickened underground part of a stem or root.

lamp

A device that produces light.

bulbous

Having a bulb shape.

In a dim-witted way.

He was acting like such a bulb during the meeting.

To be slow or dull-witted.

Don't be a bulb, think a bit more!