internal
adjective
in·ter·nal
in-ˈtər-nᵊl 
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
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
Examples of internal in a Sentence
the internal structure of the planet
a patient who is experiencing internal bleeding
Recent Examples on the Web
The dust-up is the latest volley in the Texas Republican Party's internal strife over who should succeed GOP Speaker Dade Phelan, who late last year dropped his bid for a third term at the helm of the House.
—
John C. Moritz, Austin American Statesman, 30 July 2025
The remaining portions are $55 million, which has been deferred, and $45 million for performance obligations to improve its internal vehicle recall operations.
—Jamie L. Lareau, Freep.com, 30 July 2025
Visceral fat, or visceral adipose tissue (VAT), which surrounds your internal organs, is linked to severe health conditions like heart disease and type 2 diabetes.
—Sarah Jividen, Verywell Health, 29 July 2025
The skin often reddens; internal organs begin to fail.
—Ariel Saramandi, The Dial, 29 July 2025
See All Example Sentences for internal
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John C. Moritz, Austin American Statesman, 30 July 2025
The remaining portions are $55 million, which has been deferred, and $45 million for performance obligations to improve its internal vehicle recall operations.
—Jamie L. Lareau, Freep.com, 30 July 2025
Visceral fat, or visceral adipose tissue (VAT), which surrounds your internal organs, is linked to severe health conditions like heart disease and type 2 diabetes.
—Sarah Jividen, Verywell Health, 29 July 2025
The skin often reddens; internal organs begin to fail.
—Ariel Saramandi, The Dial, 29 July 2025
See All Example Sentences for internal
Cite this Entry
“Internal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/internal. Accessed 3 Aug. 2025.
Copy CitationKids Definition
internal
adjective
in·ter·nal
in-ˈtərn-ᵊl
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
Medical Definition
internal
adjective
in·ter·nal
in-ˈtərn-ᵊl
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
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