Meaning of “interior” in the English Dictionary

"interior" in British English

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uk /ɪnˈtɪə.ri.ər/ us /ɪnˈtɪr.i.ɚ/

B2 [ C ] the inside part of something:

The estate agent had pictures of the house from the outside but none of its interior.
The car's interior is very impressive - wonderful leather seats and a wooden dashboard.

[ S ] the land that is furthest away from the outside or coast of a country or continent:

the African interior
the interior

in some countries, the government department that deals with subjects and events that are important in the country itself instead of events in other countries:

the Ministry of the Interior
officials of the US Interior Department

More examples

  • The interior is spare, almost minimalist.
  • The church has an ornate black and white marbled interior.
  • The interior was extensively damaged in the fire.
  • Grassland covers almost all of the country's interior.
  • Cattle ranches occupy most of the country's interior.

interioradjective [ before noun ]

uk /ɪnˈtɪə.ri.ər/ us /ɪnˈtɪr.i.ɚ/


The interior walls have patches of damp on them.
The paintwork on the interior doors (= those not in the outside wall of a building) is in good condition.

relating to the government department in some countries that deals with subjects and events that are important in that country instead of events in other countries:

France's interior minister

More examples

  • The interior walls are painted white.
  • The interior walls of the house are thinner than the heavy exterior walls.
  • The interior angles of a square are right angles or angles of 90 degrees.
  • Virginia Woolf experimented with interior narration.
  • The original interior doors have been replaced.

(Definition of “interior” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"interior" in American English

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interioradjective [ not gradable ]

us /ɪnˈtɪər·i·ər/

inner; on or from the inside:

The interior surface of the seashell was smooth.

interiornoun [ C/U ]

us /ɪnˈtɪər·i·ər/

the inside part of something:

[ U ] a car’s interior

(Definition of “interior” from the Cambridge Academic Content Dictionary © Cambridge University Press)