tetramethyllead

noun
tet·​ra·​meth·​yl·​lead | \ ˌte-trə-ˌme-thəl-ˈled How to pronounce tetramethyllead (audio) \

Definition of tetramethyllead

: a volatile poisonous liquid Pb(CH3)4 used especially formerly as an antiknock agent

First Known Use of tetramethyllead

1964, in the meaning defined above

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The first known use of tetramethyllead was in 1964

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Cite this Entry

“Tetramethyllead.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tetramethyllead. Accessed 9 Aug. 2020.

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