tetraethyllead

or tet·raeth·yl lead

[ te-truh-eth-uh l-led ]

/ ˌtɛ trəˌɛθ əlˈlɛd /

noun Chemistry.

a colorless, oily, water-insoluble, poisonous liquid, (C2H5)4Pb, used as an antiknock agent in gasoline.

Content related to tetraethyllead

Blech! Words So Gross They’ll Make You Sick Read more in this article about some frequently asked questions and fun facts related to our definitions.

Words nearby tetraethyllead

tetradymite, tetradynamous, tetraethyl, tetraethyl lead, tetraethyl pyrophosphate, tetraethyllead, tetrafluoride, tetrafluoroethene, tetrafluoroethylene, tetrafunctional, tetragon

Origin of tetraethyllead

First recorded in 1920–25; tetraethyl + lead²

Also called lead tetraethyl, TEL

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for tetraethyl lead

tetraethyl lead

/ (ˌtɛtrəˈiːθaɪl lɛd) /

noun

a colourless oily insoluble liquid used in petrol to prevent knocking. Formula: Pb(C 2 H 5) 4Systematic name: lead tetraethyl

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for tetraethyl lead

tetraethyl lead

n.

A colorless, poisonous, oily liquid used in gasoline for internal-combustion engines as an antiknock agent.

Science definitions for tetraethyl lead

tetraethyl lead

[ tĕt′rə-ĕth′əl ]

A colorless, poisonous, oily liquid, formerly in wide use as an antiknock agent in gasoline for internal-combustion engines. Chemical formula: C8H20Pb.