biology noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com

Definition of biology noun from the Oxford Advanced American Dictionary

biology

noun

NAmE//baɪˈɑlədʒi//

[uncountable]

1the scientific study of the life and structure of plants and animals a degree in biology compare botany, zoology

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2the way in which the body and cells of a living thing behave How far is human nature determined by biology? the biology of marine animals

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