- the science of life or living matter in all its forms and phenomena, especially with reference to origin, growth, reproduction, structure, and behavior.
- the living organisms of a region: the biology of Pennsylvania.
- the biological phenomena characteristic of an organism or a group of organisms: She is studying the biology of worms, especially in regard to their reproductive behavior.
Origin of biology
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- the study of living organisms, including their structure, functioning, evolution, distribution, and interrelationships
- the structure, functioning, etc, of a particular organism or group of organisms
- the animal and plant life of a particular region
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
Word Origin and History for biologies
Online Etymology Dictionary, © 2010 Douglas Harper
- The science of life and of living organisms, including their structure, function, growth, origin, evolution, and distribution. It includes botany and zoology.
- The life processes or characteristic phenomena of a group or category of living organisms.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- The scientific study of life and of living organisms. Botany, zoology, and ecology are all branches of biology.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The study of life and living systems.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.