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luces

[loo-seez] /ˈlu siz/
noun
1.
plural of lux.

luce

[loos] /lus/
noun
1.
a pike, especially when fully grown.
Origin
1350-1400
1350-1400; Middle English < Middle French lus pike < Late Latin lūcius

lux

[luhks] /lʌks/
noun, plural luces
[loo-seez] /ˈlu siz/ (Show IPA),
luxes. Optics.
1.
a unit of illumination, equivalent to 0.0929 foot-candle and equal to the illumination produced by luminous flux of one lumen falling perpendicularly on a surface one meter square. Symbol: lx.
Also called meter-candle.
Origin
1885-90; < Latin lūx light1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for luces

luce

/luːs/
noun
1.
another name for pike1
Word Origin
C14: from Old French lus, from Late Latin lūcius pike

lux1

/lʌks/
noun (pl) lux
1.
the derived SI unit of illumination equal to a luminous flux of 1 lumen per square metre. 1 lux is equivalent to 0.0929 foot-candle lx
Word Origin
C19: from Latin: light

lux2

/lʌks/
verb
1.
(NZ, informal) to clean with a vacuum cleaner
Word Origin
C20: from Electrolux, a vacuum-cleaner manufacturer
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
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Word Origin and History for luces

lux

n.

unit of illumination, 1889, from Latin lux "light" (see light (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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luces in Medicine

lux (lŭks)
n. pl. lux·es or lu·ces (lōō'sēz)
Abbr. lx
The International System unit of illumination, equal to one lumen per square meter. Also called candle-meter, meter-candle.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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luces in Science
lux
  (lŭks)   
Plural luxes or luces (l'sēz)
A SI derived unit of illuminance in photometry, equal to one lumen per square meter.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Related Abbreviations for luces

lux

luxurious
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Encyclopedia Article for luces

lux

unit of illumination (see luminous intensity) in the International System of Units (SI). One lux (Latin for "light") is the amount of illumination provided when one lumen is evenly distributed over an area of one square metre. This is also equivalent to the illumination that would exist on a surface all points of which are one metre from a point source of one international candle (candela). One lux is equal to 0.0929 foot-candle.

Learn more about lux with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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