exasecond

Meaning

1. noun An SI unit of time equal to 10 seconds. Symbol: Es. (= 31 709 800 000 years, which is more time than has elapsed in the Universe, that is, since the Big Bang [about 13 800 000 000 years].)

Similar words

zeptosecond megasecond kilosecond attosecond picosecond zettasecond rontosecond yoctosecond nanosecond microsecond