heptane
heptane definition
hep·tane (hep′tān′)
noun
an alkane, CH, existing in several isomeric forms: the normal isomer is used in standard mixtures to test octane ratings
Etymology: hept(a)- + -ane
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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