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lambert
[ lam-bert ]
/ ˈlæm bərt /
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noun Optics.
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. Abbreviation: L
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Origin of lambert
First recorded in 1910–15; named after J. H. Lambert
Words nearby lambert
Other definitions for lambert (2 of 2)
Lambert
[ lam-bert; for 2 also German lahm-bert ]
/ ˈlæm bərt; for 2 also German ˈlɑm bɛrt /
noun
Con·stant [kon-stuhnt], /ˈkɒn stənt/, 1905–51, English composer and conductor.
Jo·hann Hein·rich [yoh-hahn hahyn-rikh], /ˈyoʊ hɑn ˈhaɪn rɪx/, 1728–77, German scientist and mathematician.
a male given name: from Germanic words meaning “land” and “bright.”
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use lambert in a sentence
British Dictionary definitions for lambert (1 of 2)
lambert
/ (ˈlæmbət) /
noun
the cgs unit of illumination, equal to 1 lumen per square centimetreSymbol: L
Word Origin for lambert
named after J. H. Lambert (1728–77), German mathematician and physicist
British Dictionary definitions for lambert (2 of 2)
Lambert
/ (ˈlæmbət) /
noun
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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for lambert
lambert
[ lăm′bərt ]
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).
The American Heritage® Science Dictionary
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