Pronunciation: (bī-ol'u-jē), [key]
1. the science of life or living matter in all its forms and phenomena, esp. with reference to origin, growth, reproduction, structure, and behavior.
2. the living organisms of a region: the biology of Pennsylvania.
3. the biological phenomena characteristic of an organism or a group of organisms: the biology of a worm.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.