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Wiktionary
luxon

n. (context physics English) Any particle that travels at exactly the speed of light and has zero mass; usually referring to photons

Wikipedia
Luxon

Luxon may refer to:

  • A form of magic in the Lightbringer books by Brent Weeks
  • An obsolete synonym for the troland, a unit of conventional retinal illuminance
  • A massless particle in relativistic physics
  • Benjamin Luxon (born 1937), a retired British baritone
  • Luxon Armada, a fictional alliance in the MMORPG Guild Wars Factions

Usage examples of "luxon".

Our world, in which the speed of light is the upper limit of velocity, is one inertial system, but the world of tachyons, luxons and tardyons with a velocity faster than light is another inertial system.