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.
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.
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.
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.
Definition of internal. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.