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Relating to or being a volatile chemical element that tends to occur in gaseous form in the atmosphere of the earth or other solar system body.
An atmophile element.

[Greek atmos, vapor; see atmosphere + -phile.]
References in periodicals archive ?
Hence, radon is a typical atmophile element and exists naturally in gaseous form.
We will also investigate mechanisms and processes of isotope fractionation of atmophile elements in planetary atmospheres that have been irradiated by solar UV photons, with particular reference to Mars and the early Earth.
His four classifications are still used today: the lithophiles (rock-lovers), the chalcophiles (ore- or sulfur-lovers), the atmophiles (gas-lovers) and siderophiles, the iron-lovers.