triptane

(trip′tān′)

noun

a liquid alkane, (CH)CHC(CH), used as a high antiknock fuel in internal-combustion engines, esp. in airplanes

Origin: contr. < tripentane: see tri- & pentane

See triptane in American Heritage Dictionary 4

noun

A colorless liquid antiknock additive, C₇H₁₆, used in aviation fuels.

Origin:

Origin: Shortening and alteration of trimethylbutane

Origin: : tri-

Origin: + methyl

Origin: + butane

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