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Helium   /hˈiliəm/   Listen
Helium

noun
1.
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).  Synonyms: atomic number 2, He.



Related search:
helium group


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"Helium" Quotes from Famous Books



... (1803-1873), a German chemist, in connection with numerous laborers in the same field, made interesting contributions in the different departments of chemical science. Among the recent elements which have been discovered are argon, which enters into the composition of air, helium, and radium. ...
— Outline of Universal History • George Park Fisher


Words linked to "Helium" :   atomic number 2, noble gas, he, inert gas, element, helium group, chemical element, argonon


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