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zest
zester
zeta
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zettabyte
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Zhangjiakou
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zillion

zil·lion [ zíllyən ] (plural zil·lions)


noun 
Definition:
 
huge number of people or things: a number of people or a quantity of things so huge it cannot be counted or determined ( informal )
The new stadium must seat zillions!

[Mid-20th century. After million and billion, with z representing the last in a series]

zil·lion adjective
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