Cornerstone

Definitions

1. A stone forming the base at the corner of a building.
2. Such a stone used ceremonially, often inscribed with the architect's and owner's names, dates and other details.
3. That which is prominent, fundamental, noteworthy, or central.
   figuratively

Equivalents

Examples

“Clutch it like⟳ a cornerstone Otherwise it all comes down Justify⟳ denials and Grip 'em to the lonesome end⟳”

“The cornerstone on the Flatiron Building is set⟳ on the Fifth Avenue facade.”

“Exceptional service is the cornerstone of the hospitality industry.”

“That is the cornerstone of any meaningful debate⟳ about budgets and projects, regulations and policies.”

“Jewish immigrants came together with other foreign-born groups in organizations like⟳ the Industrial Workers of the World, helping to create⟳ one of the cornerstones of the American left.”

CEFR level