isooctane
[ ahy-soh-ok-teyn ]
/ ˌaɪ soʊˈɒk teɪn /
noun Chemistry.
the octane C8H18, used as one of the standards in establishing the octane number of a fuel.
Compare
octane number.
Words nearby isooctane
isoniazid,
isonicotinic acid hydrazide,
isonome,
isonomy,
isonzo,
isooctane,
isopach,
isopachous,
isopag,
isopathy,
isopectic
British Dictionary definitions for isooctane
isooctane
/ (ˌaɪsəʊˈɒkteɪn) /
noun
a colourless liquid alkane hydrocarbon produced from petroleum and used in standardizing petrol. Formula: (CH 3) 3 CCH 2 CH(CH 3) 2
See also octane number