internal

adjective

in·​ter·​nal in-ˈtər-nᵊl How to pronounce internal (audio)
ˈin-ˌtər-
1
: existing or situated within the limits or surface of something: such as
a(1)
: situated near the inside of the body
(2)
: situated on the side toward the median plane of the body
b
: of, relating to, or occurring on the inside of an organized structure (such as a club, company, or state)
internal affairs
2
: relating or belonging to or existing within the mind
3
: intrinsic, inherent
internal evidence of forgery in a document
4
: present or arising within an organism or one of its parts
internal stimulus
5
: applied or intended for application through the stomach by being swallowed
an internal remedy
internality noun
internally adverb

Examples of internal in a Sentence

the internal structure of the planet a patient who is experiencing internal bleeding
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Meanwhile, Garrett Whitlock pitched in his first game since an internal brace procedure in May. Jen McCaffrey, The Athletic, 8 Mar. 2025 Trump governs at a far different time, with the nation uncertain of its place in a rapidly changing world and rent by bitter internal clashes between the country’s prevailing status quo elite and Trump forces bent on upending the elite. Robert W. Merry, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 7 Mar. 2025 The efforts to cut diplomatic posts and overseas staffing are part of an internal campaign to reduce the State Department's operations budget, perhaps by as much as 20%, according to two U.S. officials with knowledge of the evolving discussions. arkansasonline.com, 7 Mar. 2025 Those two results are not far off the speed of the internal 1TB SSD in my Mac mini M4 Pro. Mark Sparrow, Forbes, 7 Mar. 2025 See All Example Sentences for internal

Word History

Etymology

Middle English internalle, from Latin internus; akin to Latin inter between

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of internal was in the 15th century

Browse Nearby Words

Cite this Entry

“Internal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/internal. Accessed 12 Mar. 2025.

Kids Definition

internal

adjective
in·​ter·​nal in-ˈtərn-ᵊl How to pronounce internal (audio)
1
: existing or lying within : inner
internal structure
2
: relating to, occurring, or located in the body
3
: of, relating to, or occurring on the inside of an organized structure (as a company or state)
internal affairs
internally adverb

Medical Definition

internal

adjective
in·​ter·​nal in-ˈtərn-ᵊl How to pronounce internal (audio)
1
: existing or situated within the limits or surface of something: as
a
: situated near the inside of the body
an internal layer of abdominal muscle
b
: situated on the side toward the midsagittal plane of the body
the internal surface of the lung
2
: present or arising within an organism or one of its parts
an internal stimulus
3
: applied or intended for application through the stomach by being swallowed
an internal remedy
internally adverb

More from Merriam-Webster on internal

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!