/ daɪˈvɜːsəti; NAmE -ˈvɜːrs-/ noun
1.
[ U , C , usually sing. ] a range of many people or things that are very different from each other
SYN variety :
the biological diversity of the rainforests
a great / wide / rich diversity of opinion
2.
[ U ] the quality or fact of including a range of many people or things :
There is a need for greater diversity and choice in education.
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WORD ORIGIN
Middle English : from Old French diversite , from Latin diversitas , from diversus diverse, past participle of divertere turn aside, from di- aside + vertere to turn.