ozonide

1. The univalent anion, O₃⁻, derived from ozone

2. Any dark red salt of this anion and a metal

3. Any of a number of explosive organic compounds containing a -O-O-O- group

4. Any of a class of heterocycles, containing two carbon atoms (in positions 3 and 5) and three oxygen atoms (in positions 1, 2 and 4) produced by the reaction of ozone with a carbon to carbon double bond; the 1,2,4-trioxolanes

   any of a class of unstable chemical compounds resulting from the addition of ozone to a double bond in an unsaturated compound

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