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n. Abbr. L
The 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.

[After Johann Heinrich Lambert (1728-1777), German physicist and astronomer.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Units) the cgs unit of illumination, equal to 1 lumen per square centimetre. Symbol: L
[named after J. H. Lambert (1728–77), German mathematician and physicist]


(Biography) 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 and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈlæm bərt)

the cgs 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. Abbr.: L
[1910–15; after Johann Heinrich Lambert (1728–77), German mathematician]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lambert - a cgs unit of illumination equal to the brightness of a perfectly diffusing surface that emits or reflects one lumen per square centimeterlambert - a cgs unit of illumination equal to the brightness of a perfectly diffusing surface that emits or reflects one lumen per square centimeter
illumination unit - a measure of illumination
2.Lambert - English composer and conductor (1905-1951)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
It is even possible that the Selenites have already planted the flag on one of their poles, while Franklin, Ross, Kane, Dumont, d'Urville, and Lambert have never yet been able to attain that unknown point of the terrestrial globe.
Your assistance, sire, and within a month, whether I oppose Lambert to Monk, or Monk to Lambert, I shall have reconquered my paternal inheritance, without having cost my country a guinea, or my subjects a drop of blood, for they are now all drunk with revolutions, protectorates, and republics, and ask nothing better than to fall staggering to sleep in the arms of royalty.
"Brayvo, Fat un!" said one; "Angcore, Daniel Lambert!" said another; "What a figure for the tight-rope!" exclaimed another wag, to the inexpressible alarm of the ladies, and the great anger of Mr.
The old gentleman nodded; and two ragged boys who had been marshalled to the spot under the direction of the infant Lambert, forthwith commenced climbing up two of the trees.
But do you really mean to tell me, Mr Lambert, that you--'
The Prince Regent was proud of his legs, and so was Daniel Lambert, who was also a fat man; HE was proud of his legs.
With all three of his strikes the Reds coming away from home at Crystal Palace, Ludogorets and Aston Villa, one would do Lambert before time at the club comes to a Gerrard of course missed penalty at the weekend so if Liverpool are awarded another spot-kick in front of the Kop against Palace on May 16 and he's on the pitch, perhaps Lambert deserves the chance step up instead?
WORCESTER -- Miranda Lambert's blistering 80-minute, 18-song performance at the DCU Center Friday night showed why she has won five consecutive Academy of Country Music Female Vocalist of the Year awards (and why she is a shoo-in to win No.
RANDY LERNER and boss Paul Lambert had one of the closest relationships in football - but fan fury gave the American no choice but to axe his pal.
Byline: Queen and Adam Lambert, Barclaycard Arena, Birmingham
HUDDERSFIELD Judo Club's Spencer Lambert claimed a bronze medal in the Great North Open Judo Championship in Gateshead, despite an injury to his left shoulder.
Westfield, MA, March 06, 2014 --( Park Square Realty, Westfield, MA 01085 is pleased to announce that Lesley Lambert, Western MA REALTOR, is their company leader for the most closed transactions in 2013.