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urea Definition

urea (yo̵o rēə, yo̵orē ə)

noun

a highly soluble, crystalline solid, CO(NH), found in the urine and other body fluids of mammals or produced synthetically: used in making plastics, fertilizer, adhesives, etc.

Etymology: ModL < Fr urée < Gr ouron, urine

Related Forms:

urea Usage Examples

Converse of object

  • raise: Urography Care should be exercised in patients with moderate to severe impairment of renal function ( as reflected by a raised blood urea ).
  • contain: The cream is an intense formula containing urea, which is the body's natural moisturizer.
  • use: The same applies for thermal insulation materials which use urea and formaldehyde.
  • produce: Modern stain removers use artificially produced urea to achieve the same result.
  • remove: However, the kidneys are continuously removing urea from the blood and producing urine as a result.

Adjective modifier

  • more: The greater the protein breakdown, the more urea is created and therefore more water is required for dilution.
  • e.g.: Certain metabolic products ( e.g. urea ) in excess can cause tissue damage.
  • dietary: Excess non-protein nitrogen in the form of dietary urea reduced embryo quality.

Preposition: into

  • ammonia: The urease splits urinary urea into ammonia and carbon dioxide, which results in phosphates and carbon in the urine.

Modifies a noun

  • formaldehyde: MDF MDF is largely composed of softwood bound together usually with a urea formaldehyde resin.
  • nitrogen: For example, blood glucose levels in a diabetic dog or blood urea nitrogen levels for a cat with renal disease.
  • breath: Breath tests You may also attend our unit for a hydrogen breath test or urea breath test.
  • cycle: In the second part of your question you ask about the symptoms of specific disorders of the urea cycle.
  • compound: For all the urea inclusion compounds studied, the optimum c g is ca.
  • inclusion: For all the urea inclusion compounds studied, the optimum c g is ca.

Noun used with modifier

  • serum: These changes result in an increase of about 50 % in creatinine clearance, and a fall in serum urea, creatinine and urate.
  • blood: For example, blood glucose levels in a diabetic dog or blood urea nitrogen levels for a cat with renal disease.
  • %: Bat urine is composed of 70 % urea which decays to form dilute ammonia and other compounds.
  • plasma: The dialysis disequilibrium syndrome is associated with rapid initial reduction in plasma urea levels at the commencement of dialysis.

Preposition: in

  • blood: In the kidney all the urea in the blood is excreted, along with a varying amount of water.

Browse dictionary entries near urea

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  1. urea-formaldehyde resin
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  3. urease
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