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
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
The singing continued well into the night in smaller groups inside tents, where lamps and candles made shadows against the canvas and people strained to make out Bible verses in the dim light.
—
Literary Hub, 17 Oct. 2025
Los Angeles came back from a 3-0 first-period deficit with three tallies in the third as Kevin Fiala and Quinton Byfield lit the lamp before Kempe’s tying score.
—Kilty Cleary, MSNBC Newsweek, 17 Oct. 2025
The Hatch Baby lamp for middle-of-the-night feedings and check-ins, swaddles for coziness, a bedside bassinet, and a lounger that’s both washable and breathable.
—Cortne Bonilla, Vogue, 14 Oct. 2025
The researchers also demonstrated its practical application by using it to control smart home appliances, such as turning an air conditioner and a lamp on and off through voice commands.
—Atharva Gosavi, Interesting Engineering, 13 Oct. 2025
See All Example Sentences for lamp
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Literary Hub, 17 Oct. 2025
Los Angeles came back from a 3-0 first-period deficit with three tallies in the third as Kevin Fiala and Quinton Byfield lit the lamp before Kempe’s tying score.
—Kilty Cleary, MSNBC Newsweek, 17 Oct. 2025
The Hatch Baby lamp for middle-of-the-night feedings and check-ins, swaddles for coziness, a bedside bassinet, and a lounger that’s both washable and breathable.
—Cortne Bonilla, Vogue, 14 Oct. 2025
The researchers also demonstrated its practical application by using it to control smart home appliances, such as turning an air conditioner and a lamp on and off through voice commands.
—Atharva Gosavi, Interesting Engineering, 13 Oct. 2025
See All Example Sentences for lamp
Cite this Entry
“Lamp.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lamp. Accessed 20 Oct. 2025.
Copy CitationKids Definition
lamp
noun
: a device for producing light or heat
Medical Definition
lamp
noun
: any of various devices for producing light or heat see kromayer lamp, slit lamp
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