interior

adj. internal, inner, inside; of something which is inside; inland; of a country's domestic affairs; of an individual's inner life

n. internal part, inside; inside of a building; country's internal affairs; inland section of a country

In general, the interior of something refers to the space or part inside of it, excluding any kind of wall or boundary around its outside. It has different, more specific definitions in different contexts.
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Noun
1. the United States federal department charged with conservation and the development of natural resources; created in 1849
(synonym) Department of the Interior, Interior Department, DoI
(hypernym) executive department
(part-meronym) United States Fish and Wildlife Service, US Fish and Wildlife Service, FWS

Noun
1. the region that is inside of something
(synonym) inside
(hypernym) region, part
(hyponym) midland
(derivation) internalize, internalise, interiorize, interiorise
2. the inner or enclosed surface of something
(synonym) inside
(hypernym) surface
(hyponym) belly
Adjective
1. situated within or suitable for inside a building; "an interior scene"; "interior decoration"; "an interior bathroom without windows"
(antonym) exterior
(similar) indoor
(see-also) indoor(a), inside
(attribute) position, spatial relation
2. inside the country; "the British Home Office has broader responsibilities than the United States Department of the Interior"; "the nation's internal politics"
(synonym) home(a), interior(a), internal, national
(similar) domestic
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.
(synonym) inner, internal
(similar) inward
4. inside and toward a center; "interior regions of the earth"
(similar) internal
5. of or coming from the middle of a region or country; "upcountry districts"
(synonym) midland, upcountry
(similar) inland

adv. inside, inward

adj. interior, inside; of something which is inside; inland; indoor; home, domestic; inner, internal

n. inland; inside, interior

n. country; bowels; depth; inside, interior, inward