urinalysis

n. chemical or microscopic analysis of urine

A urinalysis (or "UA") is an array of tests performed on urine and one of the most common methods of medical diagnosis. A part of a urinalysis can be performed by using urine dipsticks, in which the test results can be read as color changes.
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Urinalysis is a diagnostic physical, chemical, and microscopic examination of a urine sample. [more]Urinalysis - Community and Resources

Noun
1. (medicine) the chemical analysis of urine (for medical diagnosis)
(synonym) uranalysis
(hypernym) chemical analysis, qualitative analysis
(classification) medicine, medical specialty

A test that determines the content of the urine.