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cornerstone in WordNet English dictionary
noun- the fundamental assumptions from which something is begun or developed or calculated or explained
"the whole argument rested on a basis of conjecture"
basis base foundation fundament groundwork cornerstone
- a stone at the outer corner of two intersecting masonry walls
cornerstone
- a stone in the exterior of a large and important building; usually carved with a date and laid with appropriate ceremonies
cornerstone
WordNet Lexical Database v3.0, © 2006 Princeton University
cornerstone in English Wiktionary
- (noun) A ceremonial stone set at the corner of a building, joining two exterior walls, and often inscribed with the starting and completion dates of construction, the name of the architect and owner, and other details.
- (noun) By extension, that which is prominent, fundamental, noteworthy, or central.
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