or bi·o·log·ic

[ bahy-uh-loj-i-kuh l or bahy-uh-loj-ik ]
/ ˌbaɪ əˈlɒdʒ ɪ kəl or ˌbaɪ əˈlɒdʒ ɪk /


pertaining to biology.
of or relating to the products and operations of applied biology: a biological test.


Pharmacology. any substance, as a serum or vaccine, derived from animal products or other biological sources and used to treat or prevent disease.

Origin of biological

First recorded in 1855–60; biolog(y) + -ical

OTHER WORDS FROM biological Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for pseudo-biological


archaic biologic

/ (ˌbaɪəˈlɒdʒɪkəl) /


of or relating to biology
(of a detergent) containing enzymes said to be capable of removing stains of organic origin from items to be washed


(usually plural) a drug, such as a vaccine, that is derived from a living organism

Derived forms of biological

biologically, adverb
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

Medical definitions for pseudo-biological

[ bī′ə-lŏjĭ-kəl ]


Of, relating to, caused by, or affecting life or living organisms.
Having to do with biology.
Related by blood, as in a child's biological parents.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.