AskDefine | Define biological

Dictionary Definition

biological adj
1 pertaining to biology or to life and living things [syn: biologic]
2 of parents and children; related by blood; "biological child" [ant: adoptive]

User Contributed Dictionary



  1. Of, pertaining to, or connected with biology.
  2. Related by consanguinity, especially as to parents and children.


of biology

Extensive Definition

The word biological may refer to:
  • Adjectival form of "biology", the study of life
  • Biological (noun), a biological preparation (e.g., a vaccine or antitoxin) that is synthesized from living organisms or their products and used medically as a diagnostic, preventive, or therapeutic agent. (Often used in distinction to a pharmaceutical (drug)).
  • Biological agent, an infectious disease or toxin that can be used in bioterrorism or biological warfare.
  • Biological tissue
  • Biological process
  • Organism, a biological entity
  • Life, the characteristic state of organisms
  • Consanguinity, being descended from the same ancestor
Materials and substances:
Main disambiguation page: Biological material

See also

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