attosecond

NOUN
10 LETTERS · STARTS WITH A

attosecond is a valid 10-letter word worth 13 points in Scrabble and 15 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
A1T1T1O1S1E1C3O1N1D2
1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 2 =13 PTS
DOUBLE WORD → 26TRIPLE WORD → 39
MEANING

What does attosecond mean?

NOUN · 1 SENSE
1

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