Contribution (noun)

1. Something that is given or done to help achieve a result.
2. An amount of money paid regularly to a fund or organization.
3. A written or spoken piece for a publication or broadcast.

Origin:

Late middle english: from latin contributio(n-), from contribuere "bring together" (see contribute).

Examples:

1. He made a valuable contribution to the project.
2. The company's contributions to charity.
3. She made a significant contribution to the field.
4. The employee's contributions to the pension plan.
5. The article is a contribution to the debate.