The book is a highly original and important contribution to the subject.

For the employee, that represents a 62 percent return on the original $9,000 contribution.

But the book is a more complete and original contribution.

Among the writer's original contributions was a series of novels for the youth.

For 20 years, his work has constituted an original contribution of major significance in many ways.

What we try to teach the students is how to make an original contribution in a team.

It is a research degree that requires students to make an original contribution of knowledge to the field.

Last I heard, original contribution was still the doctoral standard.

But he is also credited by outsiders with having made some original contributions.

She made some original contributions, including the discovery of a comet.