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A hygroscopic solid acid with strong oxidizing properties.
- ‘Semi-thin sections were incubated first with periodic acid for 8 min, rinsed in distilled water and then treated in the dark with Schiff reagent for 15 min to reveal carbohydrates.’
- ‘We also note that atherinomorphs have periodic acid Schiff-positive yolk, but the phylogenetic significance of this observation remains to be determined with further surveys.’
Mid 19th century: from per- + iodic acid.
periodic acid/ˌpərīˌädik ˈasəd/
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The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.