biodiversity
US: /ˌbaɪoʊdaɪˈvɝsəti/
UK: /bˌaɪəʊdaɪvˈɜːsɪti/
Advanced English dictionary
(also less frequent biological diversity)+ noun
[U] the existence of a large number of different kinds of animals and plants which make a balanced environment: The mining project threatens one of the world's richest areas of biodiversity.
