n. - the act of uniting or combining; union; assemblage.
n. - Two things conjoined; a pair; a couple.
n. - The act of conjugating a verb or giving in order its various parts and inflections.
n. - A scheme in which are arranged all the parts of a verb.
n. - A class of verbs conjugated in the same manner.
n. - A kind of sexual union; -- applied to a blending of the contents of two or more cells or individuals in some plants and lower animals, by which new spores or germs are developed.