lead dioxide
noun
: a poisonous compound PbO2 used especially as an oxidizing agent and as an electrode in batteries
Examples of lead dioxide in a Sentence
Recent Examples on the Web
Lead from the anode is mixed with nitric acid and the lead oxide (made from the lead dioxide cathode) is mixed in acetic acid.
—
IEEE Spectrum, 19 Aug. 2014
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
IEEE Spectrum, 19 Aug. 2014
Cite this Entry
“Lead dioxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lead%20dioxide. Accessed 10 Jul. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share