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• lambert
  lambert

  noun

  the centimeter-gram-second unit of luminance or brightness, equivalent to 0.32 candles per square centimeter, and equal to the brightness of a perfectly diffusing surface emitting or reflecting one lumen per square centimeter. L
• Lambert
  Lambert

  noun

  Constant 1905–51, English composer and conductor.

lambert

¹ American  

[lam-bert] / ˈlæm bərt /

noun

Optics.

1. the centimeter-gram-second unit of luminance or brightness, equivalent to 0.32 candles per square centimeter, and equal to the brightness of a perfectly diffusing surface emitting or reflecting one lumen per square centimeter. L

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Lambert ² American  

[lam-bert, lahm-bert] / ˈlæm bərt, ˈlɑm bɛrt /

noun

1. Constant 1905–51, English composer and conductor.

2. Johann Heinrich 1728–77, German scientist and mathematician.

3. a male given name: from Germanic words meaning “land” and “bright.”

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lambert ¹ British  

/ ˈlæmbət /

noun

1. L. the cgs unit of illumination, equal to 1 lumen per square centimetre

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Lambert ² British  

/ ˈlæmbət /

noun

1. Constant. 1905–51, English composer and conductor. His works include much ballet music and The Rio Grande (1929), a work for chorus, orchestra, and piano, using jazz idioms

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lambert Scientific  

/ lăm′bərt /

1. A unit of luminance in the centimeter-gram-second system, equivalent to the luminance of a perfectly diffusing surface that emits or reflects one lumen per square centimeter. The lambert is named after the Swiss mathematician and physicist Johann Heinrich Lambert (1728–1777).

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Etymology

Origin of lambert

First recorded in 1910–15; named after J. H. Lambert

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Example Sentences

See Examples For:

lambert Lambert

She sat in the boat that glided through that fairy mere of lambert waves, shimmering with green.

From The Disturbing Charm by Berta Ruck

What’s your relationship with modern country music — Morgan Wallen and Miranda Lambert and the like?

From Los Angeles Times ● Oct. 9, 2026

And that’s when the idea for “Pinball Wizard” came to the songwriter, who used to play pinball at the local arcade with Cohn and The Who’s producer Kit Lambert.

From Salon ● Oct. 8, 2026

Listen to the pop-country godmother: If you’re enjoying the country-crossover renaissance exemplified by Ella Langley’s chart-topping song “Choosin’ Texas,” you’re in for a treat: Langley’s mentor, Miranda Lambert, has a new album out.

From Slate ● Oct. 5, 2026

Lambert, 42, lives in Nashville with her husband, Brendan McLoughlin, a retired police officer.

From The Wall Street Journal ● Oct. 5, 2026

His mother promised to take him to Brooklyn to meet his daddy, but when she left home again five years later, Reggie remained in Lambert.

From "The Parker Inheritance" by Varian Johnson

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