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tetramethyllead

[ te-truh-meth-uhl-led ]

noun

, Chemistry.
  1. a colorless liquid, (CH 3 ) 4 Pb, insoluble in water, slightly soluble in alcohol and benzene, used as an antiknock agent in gasoline.

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Word History and Origins

Origin of tetramethyllead1

First recorded in 1960–65; tetra- + methyl + lead 2

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