iso-octane
See also:
isooctane
English
Etymology
From
iso-
+
octane
.
Noun
iso
-
octane
(
plural
iso-octanes
)
(
chemistry
)
Any
isomer
of
octane
except the
normal
,
straight
-
chain
one; especially 2,2,4-trimethylpentane.
See also
octane number