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
In a 30-minute interview, Martin defended how the party has been managing its internal divisions, and pushed back at Republicans who have accused Democrats of embracing violence and radical politics.
—
David Weigel, semafor.com, 31 Oct. 2025
Many clean fashion brands cite certifications to add weight to their clean messaging and (absent a single definition) provide internal guardrails for what clean means.
—Sophie Benson, Vogue, 30 Oct. 2025
In 1979, Lehmann was accused of molesting two girls in his family, according to internal Assemblies of God documents filed in a lawsuit.
—Mike Hixenbaugh, NBC news, 30 Oct. 2025
Your internal voice may feel extra intense today.
—Usa Today, USA Today, 30 Oct. 2025
See All Example Sentences for internal
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David Weigel, semafor.com, 31 Oct. 2025
Many clean fashion brands cite certifications to add weight to their clean messaging and (absent a single definition) provide internal guardrails for what clean means.
—Sophie Benson, Vogue, 30 Oct. 2025
In 1979, Lehmann was accused of molesting two girls in his family, according to internal Assemblies of God documents filed in a lawsuit.
—Mike Hixenbaugh, NBC news, 30 Oct. 2025
Your internal voice may feel extra intense today.
—Usa Today, USA Today, 30 Oct. 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 4 Nov. 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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