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yoctosecond

noun yoc·to·sec·ond \ˈyäk-tə-ˌse-kənd, -kənt\

Definition of YOCTOSECOND

:  one septillionth of a second
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First Known Use of YOCTOSECOND

1996

Rhymes with YOCTOSECOND

femtosecond, microsecond, millisecond, nanosecond, picosecond, zeptosecond

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