Ap′po‐si″tion (�), n. [L. appositio, fr. apponere: cf. F. apposition. See Apposite.] 1. The act of adding; application; accretion.
It grows... by the apposition of new matter.
Arbuthnot.
2. The putting of things in juxtaposition, or side by side; also, the condition of being so placed.
3. (Gram.) 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.
Growth by apposition(Physiol.), a mode of growth characteristic of non vascular tissues, in which nutritive matter from the blood is transformed on the surface of an organ into solid unorganized substance.