xenon

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noun xe·non \ˈzē-ˌnän, ˈze-\

Definition of xenon

  1. :  a heavy colorless and relatively inert gaseous element that occurs in air as about one part in 20 million and is used especially in specialized electric lamps (such as flashtubes) and in scientific research — see element table

Origin and Etymology of xenon

Greek, neuter of xenos strange


First Known Use: 1898


XENON Defined for English Language Learners

xenon

play
noun xe·non \ˈzē-ˌnän, ˈze-\

Definition of xenon for English Language Learners

  • : a chemical element that is a colorless gas and that is used especially in electric lights


Medical Dictionary

xenon

play play
noun xe·non \ˈzē-ˌnän, ˈzen-ˌän\

Medical Definition of xenon

  1. :  a heavy, colorless, and relatively inert gaseous element that occurs in air as about one part in 20 million by volume—symbol Xe; see element table



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