oxygen
6 letters · noun · scores 1,400 in SpellHuntr
noun
a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust
Oxygen in a sentence
By molar fraction, calcium oxide contains equal parts calcium and oxygen.
About 21% of the air you breathe is oxygen.
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