lamp

noun

ˈlamp 

1

a

: any of various devices for producing light or sometimes heat: such as

(1)

: a vessel with a wick for burning an inflammable liquid (such as oil) to produce light

(2)

: a glass bulb or tube that emits light produced by electricity (such as an incandescent light bulb or fluorescent lamp)

b

: a decorative appliance housing a lamp that is usually covered by a shade

2

: a celestial body

3

: a source of intellectual or spiritual illumination

4

: eye sense 1a

—usually used in plural

Synonyms of lamp

• light
• lighting
• candle
• headlight
• flashlight

Examples of lamp in a Sentence

I didn't realize it had gotten so dark in the room until my wife came in and turned on the lamp, momentarily blinding me.

Recent Examples on the Web

As the chicken sits under a heat lamp, moisture evaporates, and the skin starts to wrinkle. — Sarah Martens, Better Homes & Gardens, 28 June 2026

Instead of crowding the nightstands with table lamps, hang wall sconces or pendant lights to make the room feel lighter and more open. — Kristin Hohenadel, The Spruce, 29 June 2026

Inside the house, a plastic bin in the TV room held a striped emu chick, waddling under a heat lamp. — Burkhard Bilger, New Yorker, 29 June 2026

The size and color selections—I’ve mixed and matched a couple of these lamps in the blue shades to add a bit of drama to my own backyard. — Erika Owen, Vogue, 1 July 2026

Word History

Etymology

Middle English, from Anglo-French lampe, from Latin lampas, from Greek, from lampein to shine; akin to Hittite lap- to burn

First Known Use

13th century, in the meaning defined at sense 1a

Phrases Containing lamp

• arc lamp
• compact fluorescent lamp
• discharge lamp
• floor lamp
• fluorescent lamp
• fog lamp
• glow lamp
• incandescent lamp
• lava lamp
• mercury-vapor lamp
• oil lamp
• quartz-iodine lamp
• safety lamp
• smoking lamp
• sodium lamp
• sodium-vapor lamp
• standard lamp
• student lamp

Rhymes for lamp

• amp
• champ
• clamp
• cramp
• damp
• gamp
• ramp
• samp
• scamp
• stamp
• tamp
• tramp

Kids Definition

lamp

noun

ˈlamp 

: a device for producing light or heat

Medical Definition

lamp

noun

ˈlamp 

: any of various devices for producing light or heat see kromayer lamp, slit lamp