A common blood test, the blood urea nitrogen (BUN) test reveals important information about how well your kidneys and liver are working. A BUN test measures the amount of urea nitrogen that's in your blood. 1  Your liver produces ammonia â which contains nitrogen â after it breaks down proteins used by your body's cells.  The nitrogen combines with other elements, such as carbon, hydrogen and oxygen, to form urea, which is a chemical waste product.
Top Definition. Blad. Blad/blud/blood, blad being the london pronounciation of the word, is not a ''chav'' word. It actually comes from jamaica and comes from the meaning of brother, of part of ones blood line, saying that someone is close to them.op Definition. Blad. Blad/blud/blood, blad being the london pronounciation of the word, is not a ''chav'' word. It actually comes from jamaica and comes from the meaning of brother, of part of ones blood line, saying that someone is close to them.
Full Definition of FRAGRANCE. 1. a: a sweet or delicate odor (as of fresh flowers, pine trees, or perfume) b: something (as a perfume) compounded to give off a sweet or pleasant odor.2. : the quality or state of having a sweet odor. See fragrance defined for English-language learners.See fragrance defined for kids.ynonym Discussion of FRAGRANCE. fragrance, perfume, scent, redolence mean a sweet or pleasant odor. fragrance suggests the odors of flowers or other growing things.