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xenon

Pronunciation: ze'non

Definition: A gaseous element, atomic no. 54, atomic wt. 131.29; present in minute proportion (0.087 ppm) in the dry atmosphere; produces general anesthesia in concentrations of 70%.

[G. xenos, a stranger]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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