intrinsic factor
noun
: a substance produced by normal gastrointestinal mucosa that facilitates absorption of vitamin B12
Word History
First Known Use
1932, in the meaning defined above
Dictionary Entries Near intrinsic factor
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“Intrinsic factor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intrinsic%20factor. Accessed 16 Apr. 2024.
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Medical Definition
intrinsic factor
noun
: a substance produced by the normal gastrointestinal mucosa that facilitates absorption of vitamin B12
More from Merriam-Webster on intrinsic factor
Britannica.com: Encyclopedia article about intrinsic factor
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