🇬🇧 en ru 🇷🇺

cornerstone noun

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