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ethine

 - 7 dictionary results

eth⋅ine

  [eth-ahyn, e-thahyn]
Use ethine in a Sentence
–noun Chemistry.
acetylene.
Origin:
1875–80; eth(yl) + -ine 1

a⋅cet⋅y⋅lene

  [uh-set-l-een, -in]
–noun Chemistry.
a colorless gas, C2H2, having an etherlike odor, produced usually by the action of water on calcium carbide or by pyrolysis of natural gas: used esp. in metal cutting and welding, as an illuminant, and in organic synthesis.
Also called ethine, ethyne.

Origin:
1860–65; acetyl + -ene

Related forms:
a⋅cet⋅y⋅len⋅ic  [uh-set-l-en-ik] , adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Word Origin & History

acetylene 
1864, coined by Fr. chemist Marcelin-Pierre-Eugene Berthelot (1823-1907) from acetyl (coined from acetic in 1839 by Ger. chemist Justus von Liebig) + chemical ending -ene.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: acet·y·lene
Pronunciation: &-'set-&l-&n, -&l-"En
Function: noun
: a colorless gaseoushydrocarbon HCCH made especially by the action of water on calcium carbide and used chiefly in organic synthesis and as a fuel (as in welding and soldering) called also ethyne —acet·y·le·nic /&-"set-&l-'E-nik, -'en-ik/ adjective

Main Entry: ethine
variant of ETHYNE
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

acetylene a·cet·y·lene (ə-sět'l-ēn', -ən)
n.
A colorless, highly flammable, and explosive gas used for metal welding and cutting and as an illuminant.

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
acetylene   (ə-sět'l-ēn', -ən)  Pronunciation Key 
A colorless, highly flammable or explosive gas with a characteristic sweet odor. It is used in welding torches and in the manufacture of organic chemicals such as vinyl chloride. Acetylene is the simplest alkyne, consisting of two carbon atoms joined by a triple bond and each attached to a single hydrogen atom. Also called ethyne. Chemical formula: C2H2.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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