Definitions for ureal
Random House Webster's College Dictionary
u•re•ayʊˈri ə, ˈyʊər i ə(n.)
a compound, CO(NH2)2, occurring in urine and other body fluids as a product of protein metabolism.
a water-soluble powder form of this compound, used as a fertilizer, animal feed, in the synthesis of plastics, resins, and barbiturates, and in medicine as a diuretic.
Origin of urea:
1800–10; < NL < F urée; ult. < Gk oûron urine or oureîn to urinate; see uro -1
Of or pertaining to the urea.
of or pertaining to urea; containing, or consisting of, urea; as, ureal deposits