\Het`er*o*ge"ne*ous\, a. [Gr. ?; ? + ? race, kind;
akin to E. kin: cf. F. h['e]t['e]rog[`e]ne.]
Differing in kind; having unlike qualities; possessed of
different characteristics; dissimilar; -- opposed to
homogeneous, and said of two or more connected objects, or of
a conglomerate mass, considered in respect to the parts of
which it is made up. -- {Het`er*o*ge"ne*ous*ly}, adv. --
{Het`er*o*ge"ne*ous*ness}, n.
{Heterogeneous nouns} (Gram.), nouns having different genders
   in the singular and plural numbers; as, hic locus, of the
   masculine gender in the singular, and hi loci and h[ae]c
   loca, both masculine and neuter in the plural; hoc
   c[ae]lum, neuter in the singular; hi c[ae]li, masculine in
   the plural.
{Heterogeneous quantities} (Math.), such quantities as are
   incapable of being compared together in respect to
   magnitude, and surfaces and solids.
{Heterogeneous surds} (Math.), surds having different radical
   signs.