corner stone

Fetched 2026-11-03 (live).

Synonyms: cornerstone, corner store, corner-stone, corn stone

Antonyms: cornerstone, corner store, corner-stone, corn stone

Related words from Datamuse; suggestions, not definitions.

Noun

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.
   • The cornerstone on the Flatiron Building is set on the Fifth Avenue facade.
3. That which is prominent, fundamental, noteworthy, or central.
   • Exceptional service is the cornerstone of the hospitality industry.
   • That is the cornerstone of any meaningful debate about budgets and projects, regulations and policies.

Source: Wiktionary · CC BY-SA 3.0 (Wiktionary) · cached copy, not a rewrite.