About The Word Keystone

Bay Area Crosswords

Learn about the word Keystone to help solve your crossword puzzle. Discover Keystone definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.

Keystone

Keystone Meaning & Definition
Keystone Definition And Meaning

What's The Definition Of Keystone?

[n] the central building block at the top of an arch or vault

Synonyms | Synonyms for Keystone: headstone

Related Terms | Find terms related to Keystone: apse | arcade | arcature | arch | arched roof | archway | basis | bench mark | camber | cardinal point | ceilinged roof | chief thing | climax | concameration | concha | core | cornerstone | cove | crisis | critical point | crux | cupola | dome | essence | essential | essential matter | first stone | footstone | foundation | foundation stone | fundamental | geodesic dome | gist | gravamen | great point | headstone | heart | high point | igloo | important thing | issue | kernel | landmark | main point | main thing | material point | meat | milestone | necessity | nub | ogive | pith | pivot | principle | quoin | real issue | salient point | sine qua non | skewback | span | substance | substantive point | the bottom line | the point | turning point | vault | vaulting | voussoir

See Also | arch | building block | coign | coigne | quoin

Keystone In Webster's Dictionary

\Key"stone`\, n. (Arch.) The central or topmost stone of an arch. This in some styles is made different in size from the other voussoirs, or projects, or is decorated with carving. See Illust. of {Arch}. {Keystone State}, the State of Pennsylvania; -- so called from its having been the central State of the Union at the formation of the Constitution.

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