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lux

1

[ luhks ]

noun

, Optics.
luxesplural: luces [loo, -seez],
  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. : lx


Lux.

2

abbreviation for

  1. Luxembourg.

lux

1

/ lʌks /

noun

  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


lux

2

/ lʌks /

verb

  1. informal.
    to clean with a vacuum cleaner

Lux.

3

abbreviation for

  1. Luxembourg

lux

/ lŭks /

, Plural luxes lo̅o̅sēz

  1. A SI derived unit of illuminance in photometry, equal to one lumen per square meter.


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Word History and Origins

Origin of lux1

1885–90; < Latin lūx light 1
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Word History and Origins

Origin of lux1

C19: from Latin: light

Origin of lux2

C20: from Electrolux , a vacuum-cleaner manufacturer
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Example Sentences

To put that into perspective, indoor lighting is about 100 lux, while a bright, sunny day can hit 50,000 lux or more.

The “gold standard” dose is 30 minutes of 10,000 lux light, one hour of 5,000 lux light or two hours of 2,500 lux light.

However, an overcast sky (like you see often during the winter) usually ranks at only 1,000 lux or lower.

Lux entered the stage dressed head to toe in white, accompanied by an entourage.

Even Loaded Lux could not keep a straight face, smiling as his competitor established a clear, early lead and never let up.

Lux, like one crazed, suddenly rushed headlong away between the trees and down the hill.

The motto on the scroll, "Ex tenebris lux," appears to have existed anterior to the light of the Reformation.

On the screen, a machine rolled in on caterpillar treads, picked up the lux case and its contents, and carried them off.

I suggest that we make the hull of foot-thick lux metal and line it on the inside with relux wherever we want it to be opaque.

The huge walls of lux metal required great care in construction, for they could not be welded; they had to be formed in position.

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