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Synonyms

internal

American  
[in-tur-nl] / ɪnˈtɜr nl /

adjective

  1. situated or existing in the interior of something; interior.

    Antonyms:
    external
  2. of, relating to, or noting the inside or inner part.

    Antonyms:
    external
  3. Pharmacology. oral.

  4. existing, occurring, or found within the limits or scope of something; intrinsic.

    a theory having internal logic.

  5. of or relating to the domestic affairs of a country.

    the internal politics of a nation.

  6. existing solely within the individual mind.

    internal malaise.

  7. coming from, produced, or motivated by the psyche or inner recesses of the mind; subjective.

    an internal response.

  8. Anatomy, Zoology. inner; not superficial; away from the surface or next to the axis of the body or of a part.

    the internal carotid artery.

  9. present or occurring within an organism or one of its parts.

    an internal organ.


noun

  1. Usually internals. entrails; innards.

  2. an inner or intrinsic attribute.

internal British  
/ ɪnˈtɜːnəl /

adjective

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

  2. coming or acting from within; interior

  3. involving the spiritual or mental life; subjective

  4. of or involving a nation's domestic as opposed to foreign affairs

  5. education denoting assessment by examiners who are employed at the candidate's place of study

  6. situated within, affecting, or relating to the inside of the body

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a medical examination of the vagina, uterus, or rectum

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of internal

First recorded in 1500–10; from Medieval Latin internālis, equivalent to Latin intern(us) intern 3 + ālis -al 1

Explanation

The adjective internal describes something on the inside. If you're tempted by a second piece of cake, you may have an internal battle with yourself over whether you should eat the cake or not. Internal can also describe something that takes place within a country or a group. You pay your taxes to the Internal Revenue Service, and politicians argue about how to spend your tax dollars when they discuss the country's internal affairs. You may have to write internal reports for your boss––reports that aren't supposed to be seen outside the company.

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Vocabulary lists containing internal

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

An internal disciplinary process subsequently exonerated the officer and he was reinstated by the force.

From BBC • Jul. 3, 2026

In addition to emergency battlefield treatment, the technology may also be useful for controlling bleeding during internal surgery.

From Science Daily • Jul. 2, 2026

But was it an egregious, personal error, akin to Totenberg stealing into Alito’s hotel room and absconding with an internal organ, as it has been widely treated?

From Slate • Jul. 2, 2026

Warsh, who was appointed chair by President Trump and took over in May, has already launched internal reviews of the Fed’s data, and especially its inflation data.

From MarketWatch • Jul. 2, 2026

"I get it. To harness my internal strength, right?"

From "City of the Plague God" by Sarwat Chadda

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