ISOPYCNIC
I`so*pyc"nic, n. (Physics)
Defn: A line or surface passing through those points in a medium, at which the density is the same.
ISORCIN
I*sor"cin, n. Etym: [Iso- + orcin.] (Chem.)
Defn: A crystalline hydrocarbon derivative, metameric with orcin, but produced artificially; — called also cresorcin.
ISORROPIC I`sor*rop"ic, a. Etym: [Gr. 'iso`rropos in equipoise; 'i`sos equal + "roph` downward inclination or momentum.]
Defn: Of equal value. Isorropic line (in a diagram) (Geom.), the locus of all the points for which a specified function has a constant value. Newcomb.
ISOSCELES
I*sos"ce*les, a. Etym: [L., fr. Gr. 'i`sos equal + (Geom.)
Defn: Having two legs or sides that are equal; — said of a triangle.
ISOSPONDYLI
I`so*spon"dy*li, n. pl. Etym: [NL., fr. Gr. 'i`sos equal + (Zoöl.)
Defn: An extensive order of fishes, including the salmons, herrings, and many allied forms.