Dictionary.com

biological

[ bahy-uh-loj-i-kuhl ]
/ ˌbaɪ əˈlɒdʒ ɪ kəl /
Save This Word!

adjective
Also bi·o·log·ic .Biology. relating to the science and application of biology: Ideal candidates will have appropriate training in both physical and biological chemistry.
Biology. relating to or involving living matter: Liquid nitrogen is critical for preserving blood, tissue, and other biological specimens.
Biology. relating to the living organisms of a region:We are hoping to manage the river valley so that we maintain and enhance the current level of biological diversity.
Biology, Genetics. related genetically, as a birth parent whose egg or sperm contributed to the DNA of a child: He met his biological father when he was 37.The Greenes have two biological sons and one adopted daughter.
noun
Usually biologicals. Pharmacology. biologic (def. 1).
QUIZ
QUIZ YOURSELF ON AFFECT VS. EFFECT!
In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of biological

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

OTHER WORDS FROM biological

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use biological in a sentence

British Dictionary definitions for biological

biological

archaic biologic

/ (ˌbaɪəˈlɒdʒɪkəl) /

adjective
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
noun
(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 biological

biological
[ bī′ə-lŏjĭ-kəl ]

adj.
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.
FEEDBACK