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
Enclose with your contribution the donor’s address with city, state and ZIP code for internal processing, a notation of whether the donation should remain anonymous, and/or whether the donation is in the memory of someone special.
—
Francesca Pica, jsonline.com, 9 Oct. 2025
Most of the 39 patients who have been housed there have attained more permanent housing, according to internal data.
—Sarah Stella, The Conversation, 9 Oct. 2025
Meta reinstated a three‑day requirement in September 2023 with enforcement up to performance hits or termination for noncompliance, citing internal data that in‑person work boosts engineering outcomes and keeping exceptions for originally remote hires.
—Nino Paoli, Fortune, 9 Oct. 2025
The chief accounting officer serves as the department’s authority on accounting policy, internal controls and fiscal accountability.
—Sacbee.com, 9 Oct. 2025
See All Example Sentences for internal
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Francesca Pica, jsonline.com, 9 Oct. 2025
Most of the 39 patients who have been housed there have attained more permanent housing, according to internal data.
—Sarah Stella, The Conversation, 9 Oct. 2025
Meta reinstated a three‑day requirement in September 2023 with enforcement up to performance hits or termination for noncompliance, citing internal data that in‑person work boosts engineering outcomes and keeping exceptions for originally remote hires.
—Nino Paoli, Fortune, 9 Oct. 2025
The chief accounting officer serves as the department’s authority on accounting policy, internal controls and fiscal accountability.
—Sacbee.com, 9 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 10 Oct. 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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