[bahy-uh-juh n, -jen]

noun Biochemistry.

a hypothetical protein molecule, large and unstable, once assumed to be basic to fundamental biological processes.

Origin of biogen

First recorded in 1895–1900; bio- + -gen Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for biogen

Historical Examples of biogen

British Dictionary definitions for biogen



a hypothetical protein assumed to be the basis of the formation and functioning of body cells and tissues
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012