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Related to biological environment: chemical environment


1. pertaining to biology.
2. a medicinal preparation made from living organisms and their products, such as a serum or vaccine.
biological clock the physiologic mechanism that governs the rhythmic occurrence of certain biochemical, physiologic, and behavioral phenomena in living organisms. See also biological rhythms.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


A diagnosic, pregentive, or therapeutic preparation derived or obtained from living organisms and their product, for example, serum, vaccine, antigen, antitoxin.
Farlex Partner Medical Dictionary © Farlex 2012


(bī′ə-lŏj′ĭ-kəl) also


1. Of, relating to, caused by, or affecting life or living organisms: biological processes such as growth and digestion.
2. Having to do with biology.
3. Related by genetic lineage: the child's biological parents; his biological sister.
4. Being male or female by having the chromosomes for that sex: a biological female.
5. Of or relating to biological weapons: biological warfare.
A biologic.

bi′o·log′i·cal·ly adv.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.


adjective Referring to biology; biologic.
noun Biologic. Any of a number of FDA-regulated agents—e.g., antitoxins, antisera, vaccines and blood plasma products—prepared from donor pools or obtained directly from various living organisms, often mammals. They are not amenable to the chemical or physical standardisation steps required of pharmaceuticals; they are impure chemically and safety cannot be assumed.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.


adjective Referring to biology noun Therapeutics Biologic Any of a number of FDA-regulated agents–eg antitoxins, antisera, vaccines, and blood plasma products prepared from donor pools or obtained directly from various living organisms–often mammals; they are not amenable to the chemical or physical standardization steps required of pharmaceuticals; they are impure chemically; safety cannot be assumed. See Antisera, Antitoxins, Vaccines.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.


A compound or medicine derived from living products, rather than chemicals (e.g., serum, antivenin).
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


, biological (bī'ŏ-loj'ik, -i-kăl)
Relating to biology.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Section 3 describes biological environment phases we adapt in our schema.
What is the biological environment that controls this, so they can become more organized and specialized?"
"I tell them I'm an electrical engineer in a biological environment," she adds.
"Historically, there's been no oversight of oceanographers' impact on the biological environment," Clark says.
Bashir's group previously demonstrated bio-bots that were activated with an electrical field, but electricity can cause adverse side effects to a biological environment and does not allow for selective stimulation of distinct regions of muscle to steer the bio-bot, Bashir said.
They believed that the rapid change might not allow sufficient time for the biological environment to adjust.
Focusing on vascular plants, he covers the components and architecture, development and growth, and functioning of root systems; the interaction of roots with the physico-chemical and biological environment; genetic control of root system properties, and root systems as management tools.
This characteristic results in negligible solubility of the produced nanocomposite in biological environment.
Before this research, little was known about the size of the "garbage patch" and the threats it poses to marine life and the gyre's biological environment.
The difference can be so great that one of the enantiomers shows the desirable medical properties while another enantiomer is known as a highly toxic component for the biological environment.

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