serum albumin

noun

1. Biochemistry. the principal protein of blood plasma, important in osmotic regulation of the blood and transport of metabolites.
2. the commercial form of this substance, used in dye preparations, foodstuffs, and in medicine especially in the treatment of shock.

serum albumin

noun

1. See albumin
   a form of albumin that is the most abundant protein constituent of blood plasma See also albumin

Word History and Origins

Origin of serum albumin¹

First recorded in 1875–80