[pahy-uh-loh-nuh-frahy-tis, pahy-el-oh-]

noun Pathology.

inflammation of the kidney and its pelvis, caused by a bacterial infection.

Origin of pyelonephritis

First recorded in 1865–70; pyelo- + nephritis
Related formspy·e·lo·ne·phrit·ic [pahy-uh-loh-nuh-frit-ik, pahy-el-oh-] /ˌpaɪ ə loʊ nəˈfrɪt ɪk, paɪˌɛl oʊ-/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for pyelonephritis



inflammation of the kidney and renal pelvisCompare pyelitis
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

pyelonephritis in Medicine




Inflammation of the kidney and its pelvis, caused by bacterial infection.nephropyelitis
Related formspy′e•lo•ne•phritic (-frĭtĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.