Last modified on 27 May 2014, at 00:13

isooctane

EnglishEdit

EtymologyEdit

iso- +‎ octane

NounEdit

isooctane (countable and uncountable, plural isooctanes)

  1. (chemistry) any isomer of n-octane; especially 2,2,4-trimethylpentane, used as a reference in the determination of the octane number of fuel