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ar•gon



Pronunciation: (är'gon), [key]
n. Chem.
a colorless, odorless, chemically inactive, monatomic, gaseous element that, because of its inertness, is used for filling fluorescent and incandescent lamps and vacuum tubes. Symbol: Ar; at. no.: 18; at. wt.: 39.948.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

ArgolisArgonaut
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