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renal

American

[reen-l] / ˈrin l /

adjective

of or relating to the kidneys or the surrounding regions.

renal British

/ ˈriːnəl /

adjective

of, relating to, resembling, or situated near the kidney

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

renal Scientific

/ rē′nəl /

Relating to or involving the kidneys.

renal Cultural

A descriptive term for the kidneys.

Other Word Forms

Etymology

Origin of renal

1650–60; < Late Latin rēnālis, equivalent to Latin rēn ( ēs ) kidneys (plural) + -ālis -al ¹

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The renal cancer he had first been diagnosed with in 2010 returned in 2022, and "I had to get this finished before I was on my deathbed," he said.

From BBC • Apr. 28, 2026

At the same time, M proteins can also cause the blood to thicken and concentrate in urine, both of which can cause renal problems.

From Slate • Mar. 29, 2026

The trial involved 12 people with several types of metastatic cancer, including melanoma, renal cell carcinoma, and different forms of breast cancer.

From Science Daily • Mar. 16, 2026

Cantor analyst Carter Gould said it was “the first major step in unlocking the renal franchise,” which he estimates could exceed $10 billion in peak sales.

From Barron's • Mar. 10, 2026

The National Hospital of Iceland, where Bobby died of renal failure, hadn’t saved any of his blood.

From "Endgame" by Frank Brady

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023