renal papilla

noun

anatomy
: the apex of a renal pyramid which projects into the cavity of a calyx (see calyx sense 2) of the kidney and through which collecting ducts discharge urine

Word History

First Known Use

1744, in the meaning defined above

Time Traveler
The first known use of renal papilla was in 1744

Dictionary Entries Near renal papilla

Cite this Entry

“Renal papilla.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/renal%20papilla. Accessed 19 Jun. 2024.

Medical Definition

renal papilla

noun
: the apex of a renal pyramid which projects into the lumen of a calyx of the kidney and through which collecting ducts discharge urine
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