an arch built into a wall in order to relieve a part below it from the superincumbent weight; cf. sense 1.
| 单词 | θ228943 |
| 释义 | society > leisure > the arts > visual arts > architecture > arch > [noun] > relieving arch (4) discharging arch1688 an arch built into a wall in order to relieve a part below it from the superincumbent weight; cf. sense 1. counter-arch1726 (a) An inverted arch opposite to another arch. (b) A relieving arch or ‘arch of discharge’. (c) An arch connecting counterforts at the top. relieving arch1845 a solid arch built into a wall to reduce the weight acting on the structure below (often a lintel). arch of construction1849 The action of framing, devising, or forming, by the putting together of parts; erection, building. |
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