| peroxy- | <prefix> Prefix denoting the presence of an extra O atom, as in peroxides, peroxy acids (e.g., hydrogen peroxide, peroxyformic acid). Often shortened to per-. (05 Mar 2000) |
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| peroxy-Y-base | <chemical> Tricyclic imidazo derivative of guanine Chemical name: 1h-imidazo(1,2-a)purine-7-butanoic acid, 4,9-dihydro-beta-hydroperoxy-alpha-((methoxycarbonyl)amino)-4,6-dimethyl-9-oxo-, methyl ester (26 Jun 1999) |
| peroxy acid | An acid containing a peroxide group (-O-OH); e.g., peracetic acid. Synonym: peroxy acid. (05 Mar 2000) |
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