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ethene

 - 10 dictionary results

eth⋅ene

  [eth-een]
Use ethene in a Sentence
–noun Chemistry.
ethylene (def. 2).
Origin:
1870–75; eth(yl) + -ene

eth⋅yl⋅ene

  [eth-uh-leen] Chemistry
–adjective
1. containing the ethylene group.
–noun
2. Also called ethene, olefiant gas. a colorless, flammable gas, C2H4, having a sweet, unpleasant odor and taste, the first member of the ethylene series, usually obtained from petroleum and natural gas: used as an agent to improve the color of citrus fruits, in the synthesis of polyethylene, ethylene dibromide, ethylene oxide, and other organic compounds, and in medicine chiefly as an inhalation anesthetic.
Origin:
1850–55; ethyl + -ene

Related forms:
eth⋅yl⋅e⋅nic  [eth-uh-lee-nik, -len-ik] , adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To ethene
eth·ene   (ěth'ēn')   
n.  See ethylene.

[eth(yl) + -ene.]
eth·yl·ene   (ěth'ə-lēn')   
n.  A colorless flammable gas, C2H4, derived from natural gas and petroleum and used as a source of many organic compounds, in welding and cutting metals, to color citrus fruits, and as an anesthetic. Also called ethene.
eth'yl·e'nic (-ə-lē'nĭk, -lěn'ĭk) adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: eth·ene
Pronunciation: 'eth-"En
Function: noun
: ETHYLENE 1

Main Entry: eth·yl·ene
Pronunciation: 'eth-&-"lEn
Function: noun
1 : a colorless flammable gaseous unsaturated hydrocarbonC2H4 that is found in coal gas, can be produced by pyrolysis of petroleum hydrocarbons, is used in medicine as a general inhalation anesthetic, and occurs in plants functioningespecially as a natural growth regulator that promotes the ripening of fruit called also ethene
2 : a divalent hydrocarbon group C2H4 derived fromethane —eth·yl·enic /"eth-&-'lE-nik, -'len-ik/ adjective —eth·yl·eni·cal·ly /-'lE-ni-k(&-)lE,-'len-i-k(&-)lE/ adverb
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

ethene eth·ene (ěth'ēn')
n.
See ethylene.

ethylene eth·yl·ene (ěth'ə-lēn')
n.

  1. An explosive gas derived from natural gas and petroleum infrequently used as an inhalation anesthetic. Also called ethene.

  2. The bivalent hydrocarbon radical C2H4 that is isomeric to the ethylidene radical.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
ethene   (ěth'ēn')  Pronunciation Key 
See ethylene.
ethylene   (ěth'ə-lēn')  Pronunciation Key 
A colorless, flammable gas that occurs naturally in certain plants and can be obtained from petroleum and natural gas. As a plant hormone, it ripens and colors fruit, and it is manufactured for use in agriculture to speed these processes. It is also used as a fuel and in making plastics. Ethylene is the simplest alkene, consisting of two carbon atoms joined by a double bond and each attached to two hydrogen atoms. Also called ethene. Chemical formula: C2H4.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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