Scientific notation,

Definition of Scientific notation:

1. A system of representing some given number as a product of a number with an absolute value between 1 and 10 (or between 0·1 and 1) and a power of 10 (as 2 ×102 or 0.2 × 103 for 200).

2. A system of notation or symbols regarded as, or devised to be, systematic and rational.

3. A certain format of writing numbers used by scientists and mathematicians to represent both extremely large numbers and very small numbers. Example: 0.0000000056 is 5.6 x 10-9 in scientific notation.