How to pronounce quintillion
American English pronunciation
kwin-TIL-yun
- IPA
- /kwɪnˈtɪljən/
- Syllables
- kwin · TIL · yun (3 syllables, stress on the 2nd)
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What quintillion means
A million trillion, written as a 1 with eighteen zeros
In a sentence: If you tried to count to a quintillion, you would need far more than a lifetime.
Where it comes from: It's built from quint-, from a Latin word for fifth, and the end of million.
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