Definition of foundation
1 : the act of founding <here since the foundation of the school>
2 : a basis (as a tenet, principle, or axiom) upon which something stands or is supported <the foundations of geometry> <the rumor is without foundation in fact>
3a : funds given for the permanent support of an institution : endowmentb : an organization or institution established by endowment with provision for future maintenance <a trust administered by a foundation>
4 : an underlying base or support; especially : the whole masonry substructure of a building
5a : a body or ground upon which something is built up or overlaid <a limestone foundation>b : a woman's supporting undergarment : corsetc : a cosmetic usually used as a base for makeup
foundationalplay \fau̇n-ˈdā-shnəl, -shə-nəl\ adjective
foundationlessplay \fau̇n-ˈdā-shən-ləs\ adjective
Examples of foundation in a sentence
The inspector discovered a crack in the house's foundation.
The book explains the moral foundations on which her political career was built.
These problems threaten the very foundations of modern society.
The scandal has shaken the government to its foundations.
They established a foundation to help orphaned children.
Origin and Etymology of foundation
First Known Use: 14th century
FOUNDATION Defined for English Language Learners
Definition of foundation for English Language Learners
: a usually stone or concrete structure that supports a building from underneath
: something (such as an idea, a principle, or a fact) that provides support for something
: an organization that is created and supported with money that people give in order to do something that helps society
FOUNDATION Defined for Kids
Definition of foundation for Students
1 : the support upon which something rests <the foundation of a building> <the foundations of our legal system>
2 : the act of beginning or creating <He has taught here since the school's foundation.>
Legal Definition of foundation
1 : a basis upon which something stands or is supported; specifically : a witness's preliminary testimony given to identify or explain evidence being offered at trial and establish its connection to the issue for which it is offered <the lack of any foundation for the orthopedic surgeon's familiarity with the…standard of care rendered the surgeon's opinion testimony inadmissible — National Law Journal> Editor's note: Before evidence can be admitted at trial, the foundation for it must be laid by the party offering it. A foundation must also be laid for the qualification of a witness as an expert, or for the assertion of a privilege.
2a : funds given for the permanent support of an institution : endowment b : an organization or institution established by endowment with provision for future maintenance
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