单词 | prismatoidal |
释义 | prismatoidaladj. Now rare. Having the approximate form of a prism; composed of roughly prismatic shapes. Also: = † prismatoid adj. 1 (Crystallography obsolete rare). ΘΚΠ the world > space > shape > angularity > specific angular shape > [adjective] > prismatic prismatical1611 prismatic1668 diamond-cut1703 prismated1816 prismatoidal1821 prismoidal1826 prismoid1840 prismate1858 the world > relative properties > number > geometry > shape or figure > [adjective] > three-dimensional > prismatical or prismoidal prismatical1654 prismatoidal1821 prismoidal1826 prismoid1840 prismate1858 1821 R. Jameson Man. Mineral. 190 Emerald... Cleavage prismato-rhomboidal, or prismatoidal. 1821 A. Ure Dict. Chem. at Xeolite The name of a very extensive mineral genus, containing the following species:..prismatoidal zeolite, or stilbite. 1858 Sci. Amer. 15 May 287/1 Orpiment is a general name for two sulphurets of arsenic, the yellow or prismatoidal sulphuret, and the red or ruby sulpuret. 1876 Catal. Special Loan Coll. Sci. Apparatus S. Kensington Mus. §10 Estimator. A sliding rule, by which the volume of prismatoidal bodies (embankments, ditches, cuttings, &c., occurring in the construction of rail~roads, canals, fortifications, &c.) is calculated mechanically. 1986 Acta Astronautica 13 652/1 Against the background of the eutectic matrix.., we observed prismatoidal inclusions of white pickling phase. 1992 Proc. SPIE (Internat. Soc. Optical Engin.) 1783 366-77 Computer calculations of electric field distribution in VLEDs and FETRODEs with cylindrical and prismatoidal geometry are presented. This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022). < adj.1821 |
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