She understood war and killing and their necessary role in the universe.

He or she is more likely to step into any role necessary to get the job done.

But his vision, once glimpsed, played a necessary role in their imaginative equipment.

Soon, he'll be ready to resume his absolutely necessary role as baseball's eccentric uncle.

"Farm contractors play a necessary role, but obviously it's open to great abuse."

Individuals who are at this stage have no sense that rules play a necessary role in a social system.

That the Archbishop acknowledges the necessary role of faith in human life?

Various children would appear in necessary roles to help illustrate the actions/stories of each song.

And this means that capital is not playing its necessary disciplining role.

Obama's victory began the restoration of government to its proper and necessary role in a modern, complex society.