[yoo r-uh-nal-uh-sis]

noun, plural u·ri·nal·y·ses [yoo r-uh-nal-uh-seez] /ˌyʊər əˈnæl əˌsiz/.

Medicine/Medical. an examination of the urine to determine the general health of the body and, specifically, kidney function, usually including measurement of pH, tests for protein, glucose, ketones, and blood, and microscopic evaluation of sediment obtained by centrifugation.

Origin of urinalysis

First recorded in 1885–90; urine + (an)alysis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for urinalysis

Contemporary Examples of urinalysis

  • Ten percent of troops in each unit are selected at random, once a month, for a urinalysis.

    The Daily Beast logo
    The Taliban's Heroin Ploy

    Gerald Posner

    October 19, 2009

Historical Examples of urinalysis

  • (a) Outline tests used in urinalysis; state when they are used.

    Dietetics for Nurses

    Fairfax T. Proudfit

  • In hospitals, the urinalysis is made as a routine procedure.

    Dietetics for Nurses

    Fairfax T. Proudfit

  • However careful a urinalysis may be, there is no assurance that one can predict the pathologic state of the kidney.

    Arteriosclerosis and Hypertension:

    Louis Marshall Warfield

British Dictionary definitions for urinalysis



noun plural -ses (-ˌsiːz)

med analysis of the urine to test for the presence of disease by the presence of protein, glucose, ketones, cells, etc
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

Word Origin and History for urinalysis

1889, from urine + analysis.

Online Etymology Dictionary, © 2010 Douglas Harper

urinalysis in Medicine



n. pl. u•ri•nal•y•ses (-sēz′)

Laboratory analysis of urine, used to help diagnose disease or detect a specific substance.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

urinalysis in Science



Laboratory analysis of urine, used to aid in the diagnosis of disease or to detect the presence of a specific substance, such as an illegal drug.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.