from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of, relating to, or located on the inside; inner.
  • adj. Of or relating to one's mental or spiritual being: "She thinks she has no soul, no interior life, but the truth is that she has no access to it” ( David Denby).
  • adj. Situated away from a coast or border; inland.
  • n. The internal portion or area.
  • n. One's mental or spiritual life.
  • n. The inland part of a political or geographic entity.
  • n. The internal affairs of a country or nation.
  • n. A representation of the inside of a building or room, as in a photograph.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. having to do with the inner part of something
  • adj. having to do with the inland parts of a country far from the coasts
  • n. The inside of a building, container, cavern, or other enclosed structure.
  • n. The inside regions of a country, distanced from the borders or coasts.
  • n. The set of all interior points of a set.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Being within any limits, inclosure, or substance; inside; internal; inner; -- opposed to exterior, or superficial
  • adj. Remote from the limits, frontier, or shore; inland.
  • n. That which is within; the internal or inner part of a thing; the inside.
  • n. The inland part of a country, state, or kingdom.

from The Century Dictionary and Cyclopedia

  • Being within; inside of anything that limits, incloses, or conceals; internal; further toward a center: opposed to exterior or superficial: as, the interior parts of a house or of the earth.
  • Inland; remote from the limits, frontier, or shore: as, the interior parts of a country; an interior town.
  • Of or pertaining to that which is within; inside: as, an interior view.
  • Pertaining to the immediate contents of consciousness; relating to that which one can perceive within one's self; inward; inner; inmost; mental.
  • In entomology, inner; lying next to the body or the median line.
  • n. The internal part; the inside.
  • n. In art: An inside part of a building, considered as a whole from the point of view of artistic design or general effect, convenience, etc.
  • n. A picture of such an inclosed space, or of any subject considered as within such an inclosure, or under the conditions of lighting, etc., obtaining therein.
  • n. That part of a country or state which is at a considerable distance from its frontiers.
  • n. The internal or domestic affairs of a country as distinguished from its external or foreign affairs.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. inside the country
  • n. the inner or enclosed surface of something
  • adj. located inward
  • n. the United States federal department charged with conservation and the development of natural resources; created in 1849
  • adj. situated within or suitable for inside a building
  • adj. of or coming from the middle of a region or country
  • n. the region that is inside of something
  • adj. inside and toward a center


Ultimately Latin, comparative adj. of inter, between; see en in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin interior ("inner, interior"). (Wiktionary)



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