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acyclic

[ey-sahy-klik, ey-sik-lik]
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adjective
  1. not cyclic: an acyclic flower; acyclic compounds.
  2. Chemistry. of or relating to a compound that does not contain a closed chain or ring of atoms (contrasted with cyclic).
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Origin of acyclic

First recorded in 1875–80; a-6 + cyclic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for acyclic

Historical Examples

  • In acyclic flowers there is often a gradual transition from petals to stamens, as in the white water-lily (fig. 31).

    Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5

    Various


British Dictionary definitions for acyclic

acyclic

adjective
  1. chem not cyclic; having an open chain structure
  2. botany having flower parts arranged in a spiral rather than a whorl
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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

acyclic in Science

acyclic

[ā-sīklĭk, ā-sĭklĭk]
  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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.