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acyclic

[ey-sahy-klik, ey-sik-lik] /eɪˈsaɪ klɪk, eɪˈsɪk lɪk/
adjective
1.
not cyclic:
an acyclic flower; acyclic compounds.
2.
Chemistry. of or pertaining to a compound that does not contain a closed chain or ring of atoms (contrasted with cyclic).
Origin
1875-1880
1875-80; a-6 + cyclic
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for acyclic

acyclic

/eɪˈsaɪklɪk; eɪˈsɪklɪk/
adjective
1.
(chem) not cyclic; having an open chain structure
2.
(botany) having flower parts arranged in a spiral rather than a whorl
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
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acyclic in Science
acyclic
  (ā-sī'klĭk, ā-sĭk'lĭk)   
  1. Not cyclic. Used especially of flowers whose parts are arranged in spirals rather than in whorls, as in magnolias.

  2. Having an open-chain molecular structure rather than a ring-shaped structure.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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16
19
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