VDict - Definition of helium

English - English (Wordnet) dictionary (also found in English - Vietnamese, )

helium

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Noun

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)

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Synonyms:
He atomic number 2

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Words pronounced/spelled similarly to "helium":
halm helen helena helenium helium hellion helm hilum holmium
Words contain "helium":
campanula trachelium endothelium epithelium genus nephelium helium helium group mesothelium nephelium nephelium lappaceum nephelium litchi more...
Words contain "helium" in its definition in English - English (Wordnet) dictionary:
alpha particle curium atomic number 96 atomic number 95 americium hydrogen bomb fusion bomb thermonuclear bomb h-bomb argonon more...

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