lambert

¹

[ lam-bert ]

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

Lambert

²

[ lam-bert; German lahm-bert ]

noun

1. Con·stant [kon, -st, uh, nt], 1905–51, English composer and conductor.
2. Jo·hann Hein·rich [yoh, -hahn , hahyn, -, r, i, kh], 1728–77, German scientist and mathematician.
3. a male given name: from Germanic words meaning “land” and “bright.”

Lambert

¹

/ ˈlæmbət /

noun

1. LambertConstant19051951MEnglishMUSIC: composerMUSIC: conductor 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

lambert

²

/ ˈlæmbət /

noun

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

lambert

/ 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).

Word History and Origins

Origin of lambert¹

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

Word History and Origins

Origin of lambert¹

named after J. H. Lambert (1728–77), German mathematician and physicist

Example Sentences

Commenter dc lambert chose not to tell her children about her history, only to have it come out anyway.

From New York Times

Faced with that risk, commenter dc lambert wrote “the real issue should not be ‘how do I protect my children against guns” but WHY do we allow such insanely easy access to guns at all?”

From New York Times

That’s left A. feeling, as dc lambert put it, “not happy with the arrangement.”

From New York Times

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

From Project Gutenberg