Foundation

1. An organization or institution established by endowment which provides funds for a particular purpose such as research or charity.
The aims of Bill & Melinda Gates Foundation are, globally, to enhance healthcare and reduce extreme poverty, and in the United States, to expand educational opportunities and access to information technology.

2. The act of founding, establishing an institution or organization.
She has been teaching since the foundation of the school.

3. An underlying basis, or support or principle for something.
Her charges are completely without foundation.

4. The supporting layer of a building below the ground.

In law, a foundation is preliminary evidence which is introduced in order to establish the admissibility of additional evidence.

A skin colored makeup cream that is applied to the face to cover flaws and, sometimes, to change the natural skin tone. ('fond de teint' in French)