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• interior
  interior

  adjective

  being within; inside of anything; internal; inner; further toward a center.
• Interior
  Interior

  noun

  (in titles) the domestic or internal affairs of any of certain countries

interior

American  

[in-teer-ee-er] / ɪnˈtɪər i ər /

adjective

1. being within; inside of anything; internal; inner; further toward a center.

   the interior rooms of a house.

   Antonyms:

   exterior

2. of or relating to that which is within; inside.

   an interior view.

3. situated well inland from the coast or border.

   the interior towns of a country.

4. of or relating to the inland.

5. domestic.

   interior trade.

6. private or hidden; inner.

   interior negotiations of the council.

7. pertaining to the mind or soul; mental or spiritual.

   the interior life.

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noun

• interiors
  plural

1. the internal or inner part; inside.

   Antonyms:

   exterior

2. Architecture.

   1. the inside part of a building, considered as a whole from the point of view of artistic design or general effect, convenience, etc.

   2. a single room or apartment so considered.

3. a pictorial representation of the inside of a room.

4. the inland parts of a region, country, etc..

   the Alaskan interior.

5. the domestic affairs of a country as distinguished from its foreign affairs.

   the Department of the Interior.

6. the inner or inward nature or character of anything.

7. Mathematics. the largest open set contained in a given set, as the points in a circle not including the boundary.

interior ¹ British  

/ ɪnˈtɪərɪə /

noun

1. a part, surface, or region that is inside or on the inside

   the interior of Africa

2. inner character or nature

3. a film or scene shot inside a building, studio, etc

4. a picture of the inside of a room or building, as in a painting or stage design

5. the inside of a building or room, with respect to design and decoration

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adjective

1. of, situated on, or suitable for the inside; inner

2. coming or acting from within; internal

3. of or involving a nation's domestic affairs; internal

4. (esp of one's spiritual or mental life) secret or private; not observable

Interior ² British  

/ ɪnˈtɪərɪə /

noun

1. (in titles) the domestic or internal affairs of any of certain countries

   Department of the Interior

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Synonym Usage

See inside.

Other Word Forms

Derived Forms

• interiority
  noun
• interiorly
  adverb

Inflected Forms

Nouns

• interiors
  plural

Etymology

Origin of interior

First recorded in 1480–90; from Latin, comparative adjective equivalent to inter- “inward” + -ior comparative suffix; see exterior

Explanation

Interior commonly refers to the inside of something. When house hunting you might find that the outside of the house is run down, but the interior rooms beautifully renovated. If you design the color scheme of a room and pick our furnishings for it, you are an interior designer. If you delve into a characters feelings and emotions, you might describe what you're looking at as their interior. A place that lies far inland from a coast or border is said to lie in the interior of a country. If you talk to yourself inside your mind, you are said to be having an interior monologue.

Example Sentences

See Examples For:

interior Interior interiors

Kobie Turner, Braden Fiske, Poona Ford and Tyler Davis are among the interior linemen who have taken reps since training camp began in July.

From Los Angeles Times ● Sep. 4, 2026

Further in the interview, Seyfried revealed that the home’s interior is “very farmhouse.”

From MarketWatch ● Sep. 2, 2026

The Spanish interior ministry released a series of statements throughout Wednesday denying that any police report highlighted Morocco's responsibility, after right-leaning online newspaper El Espanol first reported on the CENIF's findings.

From Barron's ● Sep. 2, 2026

He left his home of Norfolk, England, to study furniture and interior design at the Royal College of Art, and began his career designing products for other companies.

From The Wall Street Journal ● Sep. 1, 2026

The sky curves overhead, like the interior of a great blue bowl.

From "I Can Make This Promise" by Christine Day

Trump signed an executive order Thursday directing the Interior Department to change the lake’s name in the U.S.

From Salon ● Aug. 29, 2026

The Interior Ministry said Mexico’s investigation into Rocha is continuing and that his decision to return to office was “personal.”

From The Wall Street Journal ● Aug. 28, 2026

Interior designer Clarke says artwork is probably the easiest way to make a rental feel more homely because it "instantly makes a space feel more occupied and finished".

From BBC ● Aug. 26, 2026

"A tornado of rare intensity struck Aude late yesterday afternoon, severely damaging the village of Pomas," Interior Minister Laurent Nunez said on X.

From Barron's ● Aug. 25, 2026

Entering the monument, they were taken to a small room where Interior Secretary Ickes was waiting.

From "The Voice That Challenged a Nation: Marian Anderson and the Struggle for Equal Rights" by Russell Freedman

Fans were also impressed by the detailed locations on show, which included the interiors of apartments, rooftop bars and sleazy underground clubs.

From BBC ● Aug. 27, 2026

Researchers cannot directly observe the interiors of these ice giants, so they depend heavily on laboratory experiments and computer models to reconstruct the extreme conditions beneath their surfaces.

From Science Daily ● Aug. 20, 2026

Scott was already unmistakably a visual stylist — these misty landscapes and candlelit interiors often look like paintings come to life — but he also seems keenly aware of the absurdity of it all.

From Los Angeles Times ● Aug. 20, 2026

Arrive early for an aperitif at the bar and to wander the art-filled interiors and mazelike gardens.

From The Wall Street Journal ● Aug. 17, 2026

Tiled floors, white walls, and paintings by Haitian artists made the interiors inviting.

From "Mountains Beyond Mountains" by Tracy Kidder and Michael French

Related Words

• internal
• remote