| 单词 | tetraethyllead |
| 释义 | tetraethylleador tet·raeth·yl lead[ te-truh-eth-uhl-led ] / ˌtɛ trəˌɛθ əlˈlɛd / noun Chemistry.a colorless, oily, water-insoluble, poisonous liquid, (C2H5)4Pb, used as an antiknock agent in gasoline. Also called lead tetraethyl, TEL Origin of tetraethylleadFirst recorded in 1920–25; tetraethyl + lead2 Words nearby tetraethylleadtetradactylous, tetradrachma, tetradymite, tetradynamous, tetraethyl, tetraethyllead, tetraethyl pyrophosphate, tetrafluoride, tetrafluoroethene, tetrafluoroethylene, tetrafunctional Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for tetraethylleadtetraethyl lead / (ˌtɛtrəˈiːθaɪl lɛd) / nouna 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 Medical definitions for tetraethylleadtetraethyl lead n.A colorless, poisonous, oily liquid used in gasoline for internal-combustion engines as an antiknock agent. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for tetraethylleadtetraethyl 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. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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