[ loo-seez ]
/ ˈlu siz /


plural of lux.


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Definition for luces (2 of 3)

[ loos ]
/ lus /


a pike, especially when fully grown.

Origin of luce

1350–1400; Middle English < Middle French lus pike < Late Latin lūcius

Definition for luces (3 of 3)

[ luhks ]
/ lʌks /

noun, plural lu·ces [loo-seez] /ˈlu siz/, lux·es. Optics.

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 of lux

1885–90; < Latin lūx light1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for luces

British Dictionary definitions for luces (1 of 3)

/ (luːs) /


another name for pike 1

Word Origin for luce

C14: from Old French lus, from Late Latin lūcius pike

British Dictionary definitions for luces (2 of 3)

/ (lʌks) /

noun plural lux

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-candleSymbol: lx

Word Origin for lux

C19: from Latin: light

British Dictionary definitions for luces (3 of 3)

/ (lʌks) /


NZ informal to clean with a vacuum cleaner

Word Origin for lux

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

Medical definitions for luces

[ lŭks ]

n. pl. lux•es

The International System unit of illumination, equal to one lumen per square meter.candle-meter meter-candle
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for luces

[ lŭks ]

Plural luxes luces (lōōsēz)

A SI derived unit of illuminance in photometry, equal to one lumen per square meter.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.