n. A molecule consisting of two identical halves, formed by joining two identical molecules, sometimes with a single atom acting as a bridge.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a compound whose molecules are composed of two identical monomers
Word Usage
"The activity of HIF-1 dimer, which is composed of α and β subunits, is modulated by the availability of the extremely labile oxygen-sensitive HIF-1α protein subunit."