lambert

[ lam-bert ]

/ ˈlæm bərt /

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

Nearby words

lambdoid suture, lambdoidal suture, lambency, lambent, lambently, lambert, lambert conformal projection, lambert's law, lambert, johann heinrich, lambert-eaton syndrome, lambeth

Origin of lambert

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

Definition 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-stuh nt] /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. 2019

Examples from the Web for lambert

“But you must have done something to deserve it,” Lambert recalled Bodenheimer saying before he walked off.
This 'Holy Guy'—and Grandfather of 100—Is Accused of Sexually Abusing a Student|Batya Ungar-Sargon|September 9, 2014|DAILY BEAST
Still, Lambert says, he was surprised to hear about the allegations of sexual abuse.
This 'Holy Guy'—and Grandfather of 100—Is Accused of Sexually Abusing a Student|Batya Ungar-Sargon|September 9, 2014|DAILY BEAST
Thankfully, Lambert has not restricted his artistic endeavours to iPads.
This iPad Finger Painting of Morgan Freeman Is Amazingly Realistic|Chancellor Agard|December 4, 2013|DAILY BEAST
In 2011, Lambert was a featured artist at the Macworld Expo.
This iPad Finger Painting of Morgan Freeman Is Amazingly Realistic|Chancellor Agard|December 4, 2013|DAILY BEAST

“It is still Benjamin Franklin and still easily recognized,” said Lambert.
All About the Benjamins: Here’s the Redesigned $100 Bill|Daniel Gross|October 7, 2013|DAILY BEAST
But while solving this problem, Lambert was destined to receive a shock, and one of considerable power and magnitude.
A Veldt Official|Bertram Mitford
Lambert allowed the matter to rest at that, knowing that neither of them had been hurt.
The Duke Of Chimney Butte|G. W. Ogden
I daresay you know Lambert and Betty are due back the first of the week?
The Guarded Heights|Wadsworth Camp
Lambert nearly overturned his own canoe as he made a sudden grasp at something, and caught a man by the hair.
The Red Man's Revenge|R.M. Ballantyne
Rank has its obligation, and Lambert might approve of the sacrifice, since he was the next heir to the Garvington title.
Red Money|Fergus Hume

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

Word Origin and History for lambert

Lambert

masc. proper name, from French, from German Lambert, from Old High German Lambreht, from lant "land" + beraht "bright." Old English cognate was Landbeorht. The popularity of the name from 12c. is probably due to immigration from Flanders, where St. Lambert of Maestricht was highly venerated. Attested as a surname from mid-12c.

Science 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).