lead arsenate

noun

: an arsenate of lead: such as
a
: an acid salt PbHAsO4 used especially as an insecticide
b
: a neutral salt Pb3(AsO4)2 used especially as an insecticide

Examples of lead arsenate in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Throughout the early part of the 20th century, apples and other crops were commonly sprayed with lead arsenate, and neither lead nor arsenic readily washes out of soils. Washington Post, 27 Aug. 2019

Word History

First Known Use

circa 1903, in the meaning defined above

Time Traveler
The first known use of lead arsenate was circa 1903

Dictionary Entries Near lead arsenate

Cite this Entry

“Lead arsenate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lead%20arsenate. Accessed 14 Nov. 2024.

Medical Definition

lead arsenate

noun
: an arsenate of lead
especially : either of the two salts PbHAsO4 and Pb3(AsO4)2 formerly used as insecticides
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