From WordNet (r) 2.0 (August 2003) [wn]:
interior
adj 1: situated within or suitable for inside a building; "an
interior scene"; "interior decoration"; "an interior
bathroom without windows" [ant: exterior]
2: inside the country; "the British Home Office has broader
responsibilities than the United States Department of the
Interior"; "the nation's internal politics" [syn:
{home(a)}, {interior(a)}, internal, national]
3: located inward; "Beethoven's manuscript looks like a bloody
record of a tremendous inner battle"- Leonard Bernstein;
"she thinks she has no soul, no interior life, but the
truth is that she has no access to it"- David Denby; "an
internal sense of rightousness"- A.R.Gurney,Jr. [syn:
inner, internal]
4: inside and toward a center; "interior regions of the earth"
5: of or coming from the middle of a region or country;
"upcountry districts" [syn: midland, upcountry]
n 1: the region that is inside of something [syn: inside] [ant:
outside]
2: the inner or enclosed surface of something [syn: inside]
[ant: outside]
3: the United States federal department charged with
conservation and the development of natural resources;
created in 1849 [syn: Department of the Interior,
Interior Department, Interior, DoI]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Interior \In*te"ri*or\, n.
1. That which is within; the internal or inner part of a
thing; the inside.
[1913 Webster]
2. The inland part of a country, state, or kingdom.
[1913 Webster]
Department of the Interior, that department of the
government of the United States which has charge of
pensions, patents, public lands and surveys, the Indians,
education, etc.; that department of the government of a
country which is specially charged with the internal
affairs of that country; the home department.
Secretary of the Interior, the cabinet officer who, in the
United States, is at the head of the Department of the
Interior.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Interior \In*te"ri*or\, a. [L., compar. fr. inter between: cf.
F. int['e]rieur. See Inter-, and cf. Intimate.]
[1913 Webster]
1. Being within any limits, inclosure, or substance; inside;
internal; inner; -- opposed to exterior, or
superficial; as, the interior apartments of a house; the
interior surface of a hollow ball.
[1913 Webster]
2. Remote from the limits, frontier, or shore; inland; as,
the interior parts of a region or country.
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Interior angle (Geom.), an angle formed between two sides,
within any rectilinear figure, as a polygon, or between
two parallel lines by these lines and another intersecting
them; -- called also internal angle.
Interior planets (Astron.), those planets within the orbit
of the earth.
Interior screw, a screw cut on an interior surface, as in a
nut; a female screw.
Syn: Internal; inside; inner; inland; inward.
[1913 Webster]