noun
foundation
fown-DAY-shuhn
noun
1
The solid base that supports a building or structure.
"Cracks appeared in the house's foundation after the earthquake."
2
The basic principles or ideas that something is built upon.
"Trust is the foundation of any good relationship."
"The course covers the foundations of economics."
3
An organization set up and funded to support a charitable or educational cause.
"The foundation donates millions each year to medical research."
4
A makeup product applied to even out skin tone.
"She dabbed on some foundation before heading out."
How to Use Foundation
Learner’s notesIn plain EnglishThe base something rests on — literally in a building, or figuratively in an idea, charity, or skincare routine.
Common pairings
lay the foundation
charitable foundation
apply foundation
solid foundation
Word Forms
foundations plural
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Cracks appeared in the house's _____ after the earthquake.
Etymology
From Latin fundatio, "the act of founding," from fundare, "to lay a base."