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biological

[bahy-uh-loj-i-kuh l] /ˌbaɪ əˈlɒdʒ ɪ kəl/
adjective
1.
pertaining to biology.
2.
of or pertaining to the products and operations of applied biology:
a biological test.
noun
3.
Pharmacology. any substance, as a serum or vaccine, derived from animal products or other biological sources and used to treat or prevent disease.
Also, biologic.
Origin
1855-1860
1855-60; biolog(y) + -ical
Related forms
biologically, adverb
nonbiological, adjective
nonbiologically, adverb
pseudobiological, adjective
pseudobiologically, adverb
semibiologic, adjective
semibiological, adjective
semibiologically, adverb
unbiological, adjective
unbiologically, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for biological
  • The answer to it cannot be a straightforward technical or biological one because food is basic to life.
  • But what is emerging from this research is a cluster of biological markers that plant the bad seed in the brain.
  • Yet the three populations have evolved different biological adaptations for surviving in oxygen-thin air, a new report says.
  • The biological urge is too strong to resist for penguin chicks as they fledge and dive into the water for the first time.
  • New waterfall boxes combine a waterfall and biological filter in a single box.
  • The biological legacy of childhood poverty may linger for decades, leaving adults who grew up poor more likely to get sick.
  • There may be opportunities for teaching more advanced courses in the biological sciences and genetics.
  • But not all, and the stockpile cannot protect against biological agents authorities haven't seen or don't expect.
  • biological controls use pests' natural enemies against them.
  • The fact that is has a social effect does not decline from the biological aspect, they are one in the same.
British Dictionary definitions for biological

biological

/ˌbaɪəˈlɒdʒɪkəl/
adjective
1.
of or relating to biology
2.
(of a detergent) containing enzymes said to be capable of removing stains of organic origin from items to be washed
noun
3.
(usually pl) a drug, such as a vaccine, that is derived from a living organism
Derived Forms
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
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Word Origin and History for biological
adj.

1840, from biology + -ical. Biological clock attested from 1955; not especially of human reproductive urges until c.1991. Related: Biologically.

Online Etymology Dictionary, © 2010 Douglas Harper
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biological in Medicine

biological bi·o·log·i·cal (bī'ə-lŏj'ĭ-kəl)
adj.

  1. Of, relating to, caused by, or affecting life or living organisms.

  2. Having to do with biology.

  3. Related by blood, as in a child's biological parents.

n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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