HyperDic: ozone

English > 1 sense of the word ozone:
NOUNsubstanceozonea colorless gas (O3) soluble in alkalis and cold water
ozone > pronunciation
Rhymesacetone ... zone: 126 rhymes with own...
English > ozone: 1 sense > noun 1, substance
MeaningA colorless gas (O3) soluble in alkalis and cold water; a strong oxidizing agent; can be produced by electric discharge in oxygen or by the action of ultraviolet radiation on oxygen in the stratosphere (where it acts as a screen for ultraviolet radiation).
BroadergasA fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
Substancesoxygen, O, atomic number 8A nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas

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