Definitions for ARCHɑrtʃarch
Definition of ARCH in the Definitions.net dictionary. Meaning of ARCH. What does ARCH mean? Information and translations of ARCH in the most comprehensive dictionary definitions resource on the web.
www.definitions.netHere’s the latest publicly available overview on arch definitions.
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In architecture, an arch is a curved structure spanning an opening and transferring weight to supports, commonly used to bear loads above doors, windows, or passageways. Britannica’s dictionary similarly defines an arch as a curved structural element over an opening that supports weight. Cambridge defines it as a structure with a curved top on two supports that carries weight above the opening.[1][3][5]
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In human anatomy, the term arch refers to the raised curved area on the bottom of the foot formed by bones, with several arch types described in medical and anatomy references.[1]
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Recent general interest definitions emphasize the curved shape and structural function, including examples of arches in Roman architecture and modern masonry. Dictionaries in 2026 continue to describe the shared concept of a curved form that spans an opening or space.[2][4][5]
If you’d like, I can pull up a concise, region-specific summary (e.g., architectural arch definitions typical in U.S. codes or European standards) or show examples with diagrams. Also, tell me whether you meant architectural arches or anatomical arches, and I’ll tailor the sources.[3][5][1]