单词 | trap-cut |
释义 | trap-cutn. A mode of cutting gems, chiefly used with emeralds, rubies, sapphires, etc.; also called step-cut, degree-cut: see quot. 1877. ΘΚΠ the mind > attention and judgement > beautification > types of ornamentation > jewellery > making jewellery or setting with jewels > [noun] > mode of cutting gemstones trap-cut1853 step-cut1865 degree-cut1909 society > occupation and work > materials > raw material > gem or precious stone > [noun] > cut in specific style > specific style of cutting diamond-cut1691 star-cut1815 table cut1820 trap-cut1853 trapping1853 table-cutting1871 degree-cut1909 princess cut1966 1853 O. Byrne Handbk. Artisan 225 The trap cut, or trapping, as it is called by lapidaries. 1865 H. Emanuel Diamonds & Precious Stones 98 The Trap or Step Cut. This is the most usual, besides being the most advantageous form of cutting emeralds and other coloured stones... There are generally only two or three steps from the table to the girdle. 1877 E. H. Knight Pract. Dict. Mech. Trap-cut, a mode of cutting gems in which the facets consist of parallel planes, nearly rectangular, arranged round the center of the stone. This entry has not yet been fully updated (first published 1914; most recently modified version published online December 2021). < n.1853 |
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