Definitions for

Overview of noun helium

The noun helium has 1 senses? (first 1 from tagged texts)
1. (15) helium, He, atomic number 2

(a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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