Collins COBUILD Advanced Learner's English Dictionary - biological

1. 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. ADJ: usu ADJ n • biologically Much of our behaviour is biologically determined... ADV: ADV with cl/group, ADV with v 2. Biological is used to describe activities concerned with the study of living things. ...the university’s school of biological sciences. ADJ: ADJ n 3. 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. ADJ: usu ADJ n 4. 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. ADJ: ADJ n 5. 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. = natural ADJ: ADJ n