HyperDic: helium

English > 1 sense of the word helium:
NOUNsubstancehelium, He, atomic number 2a very light colorless element that is one of the six inert gasses
helium > pronunciation
Soundshhiy'liyahm
Rhymesabolitionism ... zirconium: 557 rhymes with ahm...
English > helium: 1 sense > noun 1, substance
MeaningA 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).
SynonymsHe, atomic number 2
Broaderchemical element, elementAny of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
noble gas, inert gas, argononAny of the chemically inert gaseous elements of the helium group in the periodic table
Spanishhelio, número atómico 2
Catalanheli, número atòmic 2

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