This is a great boon, for it extends our strength.

Steve's really been doing this for a long time and is a great boon to the Internet community.

The pottery has been a great boon to the community economically.

Elective office has never been considered a great boon to family life.

So creating the disease in mice would be a great boon to research.

He started to shake his head, to deny any such great boon.

So even these outdated computers were considered as a great boon.

You know your companionship has been a great boon to me.

"If a successful plan is enacted, it could be a great boon to our economy," he said.

"You've no idea what this great boon to mankind actually is?"