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onyx 音标拼音: ['ɑnɪks] n. 缟玛瑙 缟玛瑙 onyx n 1: a chalcedony with alternating black and white bands; used in making cameosOnycha \ On" y* cha\, n. [ NL., from L. onyx, - ychis, onyx, also, a kind of mussel, Gr. ?, ?. See { Onyx}.] [ 1913 Webster] 1. An ingredient of the Mosaic incense, probably the operculum of some kind of strombus. -- Ex. xxx. 34. [ 1913 Webster] 2. The precious stone called { onyx}. [ R.] [ 1913 Webster]
Onyx \ O" nyx\, n. [ L., fr. Gr. ? a claw, finger nail, a veined gem. See { Nail}, and cf. { Onycha}.] 1. ( Min.) Chalcedony in parallel layers of different shades of color. It is used for making cameos, the figure being cut in one layer with the next as a ground. [ 1913 Webster] 2. Same as { Mexican onyx}. [ PJC] 3. A deep jet- black color. [ PJC] { Onyx marble}, { Mexican onyx}, a banded variety of marble or calcium carbonate resembling onyx. It is obtained from Mexico in various colors ranging from white to deep black. [ 1913 Webster PJC]
onyx \ o" nyx\, a. Deep, jet- black. [ PJC]
Chalcedony \ Chal* ced" o* ny\ ( k[ a^] l* s[ e^] d"[- o]* n[ y^] or k[ a^] l" s[- e]* d[- o]* n[ y^]; 277), n.; pl. { Chalcedonies} (- n[ i^] z). [ L. chalcedonius, fr. Gr. CHalkhdw` n Chalcedon, a town in Asia Minor, opposite to Byzantium: cf. calc[' e] doine, OE. calcidoine, casidoyne. Cf. { Cassidony}.] ( Min.) A cryptocrystalline, translucent variety of quartz, having usually a whitish color, and a luster nearly like wax. [ Written also { calcedony}.] [ 1913 Webster] Note: When chalcedony is variegated with with spots or figures, or arranged in differently colored layers, it is called { agate}; and if by reason of the thickness, color, and arrangement of the layers it is suitable for being carved into cameos, it is called { onyx}. { Chrysoprase} is green chalcedony; { carnelian}, a flesh red, and { sard}, a brownish red variety. [ 1913 Webster] |
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