/ naɪn; NAmE / number 9
HELP NOTE : There are examples of how to use numbers at the entry for five .
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IDIOMS
- have nine lives
- a nine days' wonder
- nine times out of ten
- nine to five
- the whole nine yards
—more at dressed , possession
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WORD ORIGIN
Old English nigon , of Germanic origin; related to Dutch negen and German neun , from an Indo-European root shared by Sanskrit nava , Latin novem , and Greek ennea .