quadrillion

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quad·ril·lion / kwäˈdrilyən/ • cardinal number (pl. -lions or (with numeral or quantifying word) same) a thousand raised to the power of five (1015). ∎ dated, chiefly Brit. a septillion, that is, a thousand raised to the power of eight (1024). DERIVATIVES: quad·ril·lionth / -ˈdrilyən[voicedth]/ ordinal number .

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quadrillion

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