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closed chain

noun Chemistry.
  1. three or more atoms linked together to form a ring or cycle and represented accordingly by its structural formula.
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Origin of closed chain

First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for closed chain

closed chain

noun
  1. chem another name for ring 1 (def. 18)
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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

closed chain in Science

closed chain

[klōsd]
  1. An arrangement of atoms of the same type that forms a ring. Benzene and naphthalene are closed-chain compounds.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.