1. The set of proteins expressed by the genetic material of an organism under a given set of environmental conditions.
2. The complete set of proteins that can be expressed by the genetic material of an organism. Also called complete proteome.

[PROTE(IN) + (GEN)OME.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.