tetraethyl lead

noun

tet·ra·eth·yl lead | \ ˌte-trə-ˌe-thəl-ˈled

How to pronounce tetraethyl lead (audio)

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Definition of tetraethyl lead

: a heavy oily poisonous liquid Pb(C₂H₅)₄ used especially formerly as an antiknock agent

Examples of tetraethyl lead in a Sentence

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Similarly, several decades later, the introduction of tetraethyl lead into gasoline raised environmental concerns, but was tolerated as a necessary lubricant for the adoption of the internal combustion engine. — New York Times, "A History of the Energy We Have Consumed," 18 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tetraethyl lead.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Dictionary Entries near tetraethyl lead

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The first known use of tetraethyl lead was in 1923

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tetraethyl lead

noun

tet·ra·eth·yl lead | \ ˌte-trə-ˌeth-əl-ˈled

\

Medical Definition of tetraethyl lead

: a heavy oily poisonous liquid Pb(C₂H₅)₄ used as an antiknock agent in gasoline

— called also lead tetraethyl

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