phosphorous acid

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phosphorous acid

n.
A white or yellowish hygroscopic crystalline solid, H3PO3, used as a reducing agent and to produce phosphite salts.

phosphorous acid

n
1. (Elements & Compounds) Also called: orthophosphorous acid a white or yellowish hygroscopic crystalline dibasic acid. Formula: H3PO3. Systematic name: phosphoric acid
2. (Elements & Compounds) any oxyacid of phosphorus containing less oxygen than the corresponding phosphoric acid

phospho′rous ac′id


n.
a colorless, crystalline, water-soluble acid of phosphorus, H3PO3, from which phosphites are derived.
[1785–95]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.phosphorous acid - a clear or yellow monobasic acid (H3PO2)
oxyacid, oxygen acid - any acid that contains oxygen
References in periodicals archive ?
Analysis from Frost & Sullivan, Advanced Mechanisms in Drug Delivery, finds hydrogels, phospholipids, microspheres, cyclodextrins and nanotechnology based formulations are emerging drug delivery mechanisms that will displace established technologies such as polymeric micelles, niosomes, phosphorous acids and starch-based structures.