What does prefix nano- mean?

Answer:
really small. Divided into a billion parts. A nanometer is one billionth of a meter. A nanosecond is one billionth of a second. A nanocraig would be one billionth of some guy named Craig.Ex. if you have 650 nm it would be equivalent to 650 x10^-9 m
First answer by SweetNeo85. Last edit by Krstinah. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 5 [recommend question].