[ sahy-kluh-hek-seyn, sik-luh- ]

  1. a colorless, pungent, flammable liquid, C6H12, composed of a ring of six methylene groups, derived from crude petroleum by distillation or from benzene by hydrogenation: used chiefly as a solvent and in the manufacture of adipic acid.

Origin of cyclohexane

First recorded in 1920–25; cyclo- + hexane

Words Nearby cyclohexane Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for cyclohexane


/ (ˌsaɪkləʊˈhɛkseɪn, ˌsɪk-) /

  1. a colourless insoluble flammable liquid cycloalkane with a pungent odour, made by hydrogenation of benzene and used as a paint remover and solvent. Formula: C 6 H 12

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

Scientific definitions for cyclohexane


[ sī′klō-hĕksān′ ]

  1. An extremely flammable, colorless liquid hydrocarbon obtained from petroleum and benzene. It is used to make nylon and as a solvent, paint remover, and varnish remover. Chemical formula: C6H12.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.