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hydronephrosis

American  
[hahy-droh-nuh-froh-sis] / ˌhaɪ droʊ nəˈfroʊ sɪs /

noun

Pathology.

  1. dilation of the branches and pelvic cavity of the kidney, caused by an accumulation of urine resulting from obstruction of normal outflow.

Etymology

Origin of hydronephrosis

First recorded in 1840–50; hydro- 1 + nephrosis

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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