Pronunciation: /bʌɪə(ʊ)ˈlɒdʒɪk(ə)l/
adjective
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1relating to biology or living organisms.
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(of a detergent or other cleaning product) containing enzymes to assist the process of cleaning.
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relating to or involving the use of microorganisms or toxins of biological origin as weapons of war.
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2(of a parent or child) related by blood; natural: his biological mother
noun
(usually
biologicals)
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a substance of biological origin used as a drug, vaccine, pesticide, etc.: a wide spectrum of biologicals are produced from animal cells in culture
