If you are referring to the crossword puzzle hint, try nano.
nano
1 billionth = 10-9 (1 billionth)4 = (10-9)4 = 10-36 That's 0.000 000 000 000 000 000 000 000 000 000 000 001
A billionth is one of a billion equal parts.
billionth is 1,000,000,000 millionth is 1000000
Nano-, a nanometer is a billionth of a meter
one-billionth of a second is a nanosecond.
One billionth of a metre is a nanometre.
One ten-billionth.
9; one billionth is 1,000,000,000.
How long does a nanosecond last, a millionth of a second or a billionth of a second?A nanosecond lasts a billionth of a second.
One billionth = 10-9
It takes a lot of concentration and free time to calculate the billionth digit of pi. The billionth digit of pi is nine.