Cornerstone Definition

kôrnərstōn
cornerstones
noun
cornerstones
A stone at the corner of a building uniting two intersecting walls; a quoin.
American Heritage
A stone that forms part of the corner of a building; esp., a foundation stone of this kind, often inscribed, laid at a ceremony that marks the beginning of building.
Webster's New World
The basic, essential, or most important part; foundation.
Webster's New World

Other Word Forms of Cornerstone

Noun

Singular:
cornerstone
Plural:
cornerstones

Find Similar Words

Find similar words to cornerstone using the buttons below.

Words Starting With

Words Ending With

Unscrambles

cornerstone