| Term | Definition |
| Amorphous | Lacking a defined shape. |
| Bilirubinuria | Presence of bilirubin in the urine. |
| Casts | Tubular sturctures found in urine composed mainly of muscoprotein secreted by certain cells of the kidney |
| Colony-forming units(CFU) | Term used when reporting bacteriuria, one CFU represents one bacterium present in the urine sample. |
| Crenate | Forming notches or leaflike scalloped edges on an object |
| Culture and sensitivity | A procedure peformed in the microbology laboratory in which a specimen is cultured on artificial media to detect bacteria or fungal growth, followd by appropriate screening for antibiotic sensitivity |
| Crytpscopy | A telescopic examination of the urinary bladder. |
| Enzymatic reaction | Chemical reaction controlled by an emzyme |
| Filtrate | Fluid that remains after a liquid is passed through a membranous filter |
| Glycosuria | Presence of glucose in the urine |
| gold standard | A paragon of execllence, the one to which all others are compared |
| ischemia | Decrased blood flow to a body part or ogan caused by constriction or plugging of the supplying artery |
| metabolite | The product of the metabolism of a substance such as a drug |
| Mononuclear white blood cells | Leukocytes having an unsegmented nucleus, monocytes and lymphocytes in paticular |
| myoglobinuria | Abnormal preaence of a hemoglobin-like chemical of muscle tissue in urine that is the result of muscle deterioration |
| Phenylalanine | Essential amino acid found in milk, eggs, and other foods |
| Polymorphonuclear white blood cells | Leukocytes having a segmented nucleus also known as polymorphonuclear neutrophils (PMNs) or segmented neutrophils |
| refractile | Causing light to refract, thus creating a sharp boundary or image. |
| renal thresholds | Levels above which substance cannot be reabsorbed by the renal tubules and are therfore excreted in the urine |
| supravital | Of, relating to, or capable of staining living cells after their removal from a living or recently dead organism |
| voided | Urinated |