lead arsenate

[ led ]

noun

, Chemistry.

1. a white, crystalline, water-insoluble, highly poisonous powder, PbHAsO 4 , used as an insecticide.

lead arsenate

/ lɛd /

noun

1. a white insoluble toxic crystalline powder used as an insecticide and fungicide. Formula: Pb 3 (AsO 4 ) 2

Word History and Origins

Origin of lead arsenate¹

First recorded in 1900–05