The meaning of INTERNAL is existing or situated within the limits or surface of something. How to use internal in a sentence.

(Definition of internal from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Definition of internal adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Internal is used to describe things that exist or happen inside a country or organization. The country stepped up internal security. We now have a Europe without internal borders.

Internal definition: Of, relating to, or located within the limits or surface; inner.

Dec 22, 2025 · internal (comparative more internal, superlative most internal) Of or situated on the inside. We saw the internal compartments of the machine. (medicine) Within the body.

internal meaning, definition, what is internal: within a particular country: Learn more.

of or relating to the inside or inner part: the internal organs of the body. Government of or relating to the domestic affairs of a country:[before a noun] a bureau of internal affairs.

INTERNAL meaning: 1 : existing or located on the inside of something; 2 : coming from inside

There are 15 meanings listed in OED's entry for the word internal, three of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.