Associations to the word «Attosecond»

Wiktionary

ATTOSECOND, noun. (metrology) An SI unit of time equal to 10−18 seconds.

Dictionary definition

ATTOSECOND, noun. One quintillionth (10^-18) of a second; one thousandth of a femtosecond.

Wise words

Don't use words too big for the subject. Don't say "infinitely" when you mean "very"; otherwise you'll have no word left when you want to talk about something really infinite.
C. S. Lewis