Available Definitions:
1) n. - The act of adding; application; accretion.
2) n. - The putting of things in juxtaposition, or side by side; also, the condition of being so placed.
3) n. - The state of two nouns or pronouns, put in the same case, without a connecting word between them; as, I admire Cicero, the orator. Here, the second noun explains or characterizes the first.