Akademik

is-
combining form or iso-
Etymology: Late Latin, from Greek, from isos equal
1. : equal : homogeneous : uniform

isenergic

isacoustic

isocephaly

isotype

2. usually iso-
a. : isomer of a (specified) compound

isocyanuric acid C3(NH)3O3

isovanillin CH3OC6H4(OH)CHO

b.
(1) : of, relating to, or having a branched chain of carbon atoms

isohydrocarbons

isosynthesis

— compare normal 10e
(2) : having a straight chain of carbon atoms to which one branching methyl group is attached in the position next to one end

isohexyl (CH3)2CHCH2CH2CH2−

3. usually iso- : for or from different individuals of the same species

isoantigen

isoantibody

* * *

is-
see iso-.

Useful english dictionary. 2012.