urea

As nouns the difference between amonia and urea

is that amonia is ammonia while urea is (biochemistry|uncountable) a water-soluble organic compound, co(nh₂)₂, formed by the metabolism of proteins and excreted in the urine.

As nouns the difference between urea and ammonia

is that urea is a water-soluble organic compound, CO(NH₂)₂, formed by the metabolism of proteins and excreted in the urine while ammonia is a gaseous compound of hydrogen and nitrogen, NH₃, with a pungent smell and taste.

As nouns the difference between urea and ureameter

is that urea is (biochemistry|uncountable) a water-soluble organic compound, co(nh₂)₂, formed by the metabolism of proteins and excreted in the urine while ureameter is an apparatus for measuring the amount of urea in urine, based on the amount of nitrogen produced in certain reactions.

As nouns the difference between urea and pyruvil

is that urea is (biochemistry|uncountable) a water-soluble organic compound, co(nh₂)₂, formed by the metabolism of proteins and excreted in the urine while pyruvil is (chemistry|archaic) a complex nitrogenous compound obtained by heating together pyruvic acid and urea.

As a noun urea

is a water-soluble organic compound, CO(NH₂)₂, formed by the metabolism of proteins and excreted in the urine.

As an adjective ureal is

of or pertaining to urea.

As a noun urea

is (biochemistry|uncountable) a water-soluble organic compound, co(nh₂)₂, formed by the metabolism of proteins and excreted in the urine.

As an adjective nonurea is

not of or pertaining to urea.

As nouns the difference between urea and ureid

is that urea is (biochemistry|uncountable) a water-soluble organic compound, co(nh₂)₂, formed by the metabolism of proteins and excreted in the urine while ureid is (dated|organic chemistry) any of several classes of (mostly heterocyclic) compounds derived from urea.

As nouns the difference between urea and tetramethylurea

is that urea is (biochemistry|uncountable) a water-soluble organic compound, co(nh₂)₂, formed by the metabolism of proteins and excreted in the urine while tetramethylurea is (organic compound) the fully methylated derivative of urea ((ch₃)₂n)₂co; it is used in organic synthesis.

As nouns the difference between urea and ureidopenicillin

is that urea is a water-soluble organic compound, CO(NH₂)₂, formed by the metabolism of proteins and excreted in the urine while ureidopenicillin is any of a class of penicillin antibiotics in which an amino group has been replaced by a urea moiety.

Urea is a initialism of bun.

As a noun urea

is (biochemistry|uncountable) a water-soluble organic compound, co(nh₂)₂, formed by the metabolism of proteins and excreted in the urine.

As a verb bun is

to be.