serum albumin: Meaning and Definition of

se'rum albu'min

Pronunciation: [key]
  1. 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 esp. in the treatment of shock.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.