from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The component of haemoglobin responsible for binding oxygen, consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a complex red organic pigment containing iron and other atoms to which oxygen binds
Sorry, no etymologies found.