vinyl chloride

noun Chemistry.

a colorless, easily liquefied, flammable, slightly water-soluble gas, C2H3Cl, having a pleasant, etherlike odor: used in the manufacture of plastics, as a refrigerant, and in the synthesis of polyvinyl chloride and other organic compounds.

Nearby words

  1. vinum,
  2. viny,
  3. vinyl,
  4. vinyl acetate,
  5. vinyl alcohol,
  6. vinyl ether,
  7. vinyl group,
  8. vinyl polymer,
  9. vinylacetylene,
  10. vinylate

Also called chloroethene, chloroethylene.


[ klawr-oh-eth-een, klohr- ]
/ ˌklɔr oʊˈɛθ in, ˌkloʊr- /


Also chlo·ro·eth·yl·ene [klawr-oh-eth-uh-leen, klohr-] /ˌklɔr oʊˈɛθ əˌlin, ˌkloʊr-/.

Origin of chloroethene Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for chloroethylene

vinyl chloride


a colourless flammable gaseous unsaturated compound made by the chlorination of ethylene and used as a refrigerant and in the manufacture of PVC; chloroethylene; chloroethene. Formula: CH:CHCl
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 chloroethylene

vinyl chloride


A flammable gas used in the plastics industry as a monomer for polyvinyl chloride and suspected of being a potent carcinogen in humans.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for chloroethylene

vinyl chloride

A flammable gas used to make polyvinyl chloride. Chemical formula: C2H3Cl.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.