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Lux vs Tux - What's the difference?

lux | tux |

As a noun lux

is lux.

As a proper noun tux is

a cuddly cartoon penguin, the official (linux) mascot.

lux

English

(wikipedia lux)

Etymology 1

From (etyl) (English light).

Noun

(lux)
  • In the International System of Units, the derived unit of illuminance or illumination; one lumen per square metre. Symbol: lx

    • Etymology 2

    Compare (etyl) luxer. See luxate.

    Verb

    (es)
  • (obsolete) To put out of joint; to luxate.
    • (Webster 1913) ----

    tux

    English

    Noun

    (es)
  • (colloquial) A tuxedo.
  • * 2013 , Russell Brand, Russell Brand and the GQ awards: 'It's amazing how absurd it seems''' (in ''The Guardian , 13 September 2013)[http://www.theguardian.com/culture/2013/sep/13/russell-brand-gq-awards-hugo-boss]
    • After a load of photos and what-not, we descend the world's longest escalator, which are called that even as they de-escalate, and in we go to the main forum, a high ceilinged hall, full of circular cloth-draped, numbered tables, a stage at the front, the letters GQ, 12-foot high in neon at the back; this aside, though, neon forever the moniker of trash, this is a posh do, in an opera house full of folk in tuxes .