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triptane

[trip-teyn] /ˈtrɪp teɪn/
noun, Chemistry
1.
a colorless liquid, C 7 H 17 , having high antiknock properties as a fuel: used chiefly as an admixture to airplane gasolines.
Origin
1940-1945
1940-45; tri(methyl) b(u)tane (with p for b before t). See tri-, methyl
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for triptane

triptane

/ˈtrɪpteɪn/
noun
1.
a colourless highly flammable liquid alkane hydrocarbon, isomeric with heptane, used in aviation fuel; 2,2,3-trimethylbutane. Formula: CH3C(CH3)2CH(CH3)CH3
Word Origin
C20: shortened and altered from trimethylbutane; see tri-, methyl, butane
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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