apartment Meaning, Definition & Usage

  1. noun a suite of rooms usually on one floor of an apartment house
    flat.

WordNet

A*part"ment noun
Etymology
F. appartement; cf. It. appartamento, fr. appartare to separate, set apart; all fr. L. ad + pars, partis, part. See Apart.
Definitions
  1. A room in a building; a division in a house, separated from others by partitions. Fielding.
  2. A set or suite of rooms. De Quincey.
  3. A compartment. Obs. Pope.

Webster 1913