Tracing descent through both the patriline and the matriline.

Of or pertaining to bile or the bile duct

(biochemistry) Any of various biological pigments formed in many organisms as a metabolic product of certain porphyrins.

(linear algebra, of a function in two variables) Linear (preserving linear combinations) in each variable.

(linear algebra) A bilinear function.

plural of bilingualism

(mathematics) In a bilinear fashion.

plural of bilichrome

(dated) Synonym of bile pigment

(rare) bilingualism