Definition of ultragaseous
The word ultragaseous uses 12 letters: a, a, e, g, l, o, r, s, s, t, u, u
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Meanings of ultragaseous
a. - Having the properties exhibited by gases under very low pressures (one millionth of an atmosphere or less). Matter under this condition, which has been termed the fourth state of matter, is sometimes called radiant matter.
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