cy·clo·par·af·fin (s??kl?-p?r??-f?n)n. See cycloalkane.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.cycloparaffin (?sa?kl???pær?f?n; ?s?k-) n (Elements & Compounds) another name for cycloalkaneCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014