- lead arsenate
- nouna poisonous white solid (Pb3[AsO4]2) used as an insecticide• Hypernyms: ↑insecticide, ↑insect powder
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\\ˈled-\ noun: an arsenate of lead: asa. : a crystalline acid salt PbHAsO4 made usually by reaction of lead monoxide with arsenic pentoxide and used as an insecticide; di-lead orthoarsenate — called also acid lead arsenate, standard lead arsenateb. : a mixture of basic orthoarsenates of lead used as an insecticide especially on sensitive plants — called also basic lead arsenate* * *
/led/, Chem.a white, crystalline, water-insoluble, highly poisonous powder, PbHAsO4, used as an insecticide.[1900-05]* * *
lead arsenate «lehd»,a poisonous white, crystalline compound used as an insecticide; arsenate of lead. Formula: Pb3(AsO4)2
Useful english dictionary. 2012.