atrial natriuretic peptide

noun

: a peptide hormone secreted by the cardiac atria that in pharmacological doses promotes salt and water excretion and lowers blood pressure

called also atrial natriuretic factor

Example Sentences

Recent Examples on the Web This stretching causes the release of hormones, including atrial natriuretic peptide (ANP) and B-type natriuretic peptide (BNP). Rachel Nall, Msn, SELF, 8 June 2022

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'atrial natriuretic peptide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1986, in the meaning defined above

Time Traveler
The first known use of atrial natriuretic peptide was in 1986

Dictionary Entries Near atrial natriuretic peptide

atri-

atrial natriuretic peptide

atrichic

Cite this Entry

“Atrial natriuretic peptide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/atrial%20natriuretic%20peptide. Accessed 27 Jan. 2023.

Medical Definition

atrial natriuretic peptide

noun
: a peptide hormone secreted by myocytes of the cardiac atria that in pharmacological doses promotes salt and water excretion and lowers blood pressure
abbreviation ANP

called also atrial natriuretic factor, atriopeptin

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