INTERNAL definition: situated or existing in the interior of something; interior. See examples of internal used in a sentence.

Define internal. internal synonyms, internal pronunciation, internal translation, English dictionary definition of internal. adj. 1. Of, relating to, or located within the limits or surface; inner.

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

Internal is used to describe things that exist or happen inside a particular person, object, or place. The doctor said the internal bleeding had been massive.

Feb 4, 2026 · Adjective 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.

Definition of internal adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and 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: Of, relating to, or located within the limits or surface; inner.

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

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.