1) ADJ: usu ADJ n Biological is used to describe processes and states that occur in the bodies and cells of living things.

The living organisms somehow concentrated the minerals by biological processes...

This is a natural biological response.

Derived words:
biologically [[t]ba͟ɪ͟əlɒ̱ʤɪkli[/t]] ADV ADV with cl/group, ADV with v

Much of our behaviour is biologically determined...

Possibly we are accustomed, biologically speaking, to this background radiation.

2) ADJ: ADJ n Biological is used to describe activities concerned with the study of living things.

...all aspects of biological research associated with leprosy.

...the university's school of biological sciences.

3) ADJ: usu ADJ n Biological weapons and biological warfare involve the use of bacteria or other living organisms in order to attack human beings, animals, or plants.

Such a war could result in the use of chemical and biological weapons.

4) ADJ: ADJ n Biological pest control is the use of bacteria or other living organisms in order to destroy other organisms which are harmful to plants or crops.

...Jim Litsinger, a consultant on biological control of agricultural pests.

5) ADJ: ADJ n A child's biological parents are the man and woman who caused him or her to be born, rather than other adults who look after him or her.

...foster parents for young teenagers whose biological parents have rejected them.

6) ADJ A biological washing powder contains substances called enzymes which dissolve dirt.

English dictionary. 2008.

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Look at other dictionaries:

  • biological — biological; eth·no·biological; hy·dro·biological; meta·biological; mi·cro·biological; pa·leo·biological; psy·cho·biological; ra·dio·biological; so·cio·biological; pre·biological; as·tro·biological; chro·no·biological; cryo·biological;… …   English syllables

  • biological — [bī΄ə läj′i kəl] adj. 1. of or connected with biology; of plants and animals 2. of the nature of living matter 3. used in or produced by practical biology 4. related genetically rather than by adoption [her biological father] n. a biological… …   English World dictionary

  • biological — also biologic adj 1) of or relating to biology or to life and living processes 2) used in or produced by applied biology 3) related by direct genetic relationship rather than by adoption or marriage <an adoptee who searched for years for her… …   Medical dictionary

  • biological — 1840, from BIOLOGY (Cf. biology) + ICAL (Cf. ical). Biological clock attested from 1955; not especially of human reproductive urges until c.1991. Related: Biologically …   Etymology dictionary

  • biological — ► ADJECTIVE 1) relating to biology or living organisms. 2) (of a parent or child) related by blood; natural. 3) relating to the use of micro organisms or toxins of biological origin as weapons of war. 4) (of a detergent) containing enzymes to… …   English terms dictionary

  • Biological — 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… …   Wikipedia

  • biological — biologically, adv. /buy euh loj i keuhl/, adj. 1. pertaining to biology. 2. of or pertaining to the products and operations of applied biology: a biological test. n. 3. Pharm. any substance, as a serum or vaccine, derived from animal products or… …   Universalium

  • biological — bi|o|lo|gi|cal [ˌbaıəˈlɔdʒıkəl US ˈla: ] adj 1.) relating to the natural processes performed by living things ▪ the biological functions of the body ▪ Depression is both biological and psychological. 2.) biological weapons/warfare/attack etc… …   Dictionary of contemporary English

  • biological — /baɪəˈlɒdʒɪkəl/ (say buyuh lojikuhl) adjective Also, biologic. 1. relating to biology. 2. of or relating to the products and operations of applied biology: a biological preparation; a biological test. 3. (of a person) related by genetic lineage… …   Australian-English dictionary

  • biological — adjective 1 connected with biology: woman s biological function as a bearer of children | the biological sciences 2 biological father/mother/parent a child s natural parent, rather than someone who has become its parent through adoption (1) …   Longman dictionary of contemporary English

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