D defs.my
Entry 2 senses Webster, 1913

Postposition

· Post·po·si·tion · IPA /ˌpoʊstpəˈzɪʃən/
01 n. The act of placing after, or the state of being placed after.
  1. 1.
    The act of placing after, or the state of being placed after.
  2. 2.
    A word or particle placed after, or at the end of, another word; -- distinguished from preposition.