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Cornerstone
Definitions
- 1 A stone forming the base at the corner of a building.
"Clutch it like a cornerstone Otherwise it all comes down Justify denials and Grip 'em to the lonesome end"
- 2 a stone at the outer corner of two intersecting masonry walls wordnet
- 3 Such a stone used ceremonially, often inscribed with the architect's and owner's names, dates and other details.
"The cornerstone on the Flatiron Building is set on the Fifth Avenue facade."
- 4 a stone in the exterior of a large and important building; usually carved with a date and laid with appropriate ceremonies wordnet
- 5 That which is prominent, fundamental, noteworthy, or central. figuratively
"Exceptional service is the cornerstone of the hospitality industry."
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- 6 the fundamental assumptions from which something is begun or developed or calculated or explained wordnet
Etymology
From Middle English corner ston; equivalent to corner + stone. The figurative sense is in part after Psalm 118:22, and is also quoted several times in the New Testament.
See also for "cornerstone"
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