Answer Wiki. It means that nothing is connected to its shaft and it is not doing any useful work. Consider this electric bike analogy, When you operate an electric bike with its driving wheels lifted from the ground, the motor driving it is said to be in no load because it is not doing any useful work and also doesn't require much power to operate.
The result of such a process; a rearrangement or recombination of elements: permutations of gene order. c. Mathematics A rearrangement of the elements of a set. 1  A complete change; a transformation: the country's permutation into a modern democracy.
In mathematics, a binary operation is commutative if changing the order of the operands does not change the result. It is a fundamental property of many binary operations, and many mathematical proofs depend on it.