This shows grade level based on the word's complexity.
isooctane
[ ahy-soh-ok-teyn ]
/ ˌaɪ soʊˈɒk teɪn /
Save This Word!
This shows grade level based on the word's complexity.
noun Chemistry.
the octane C8H18, used as one of the standards in establishing the octane number of a fuel.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.
Compare octane number.
Words nearby isooctane
isoniazid, isonicotinic acid hydrazide, isonome, isonomy, Isonzo, isooctane, iso-osmotic, isopach, isopachous, isopag, isopectic
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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) 2See also octane number
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012