| 单词 | troy weight |
| 释义 | troy weightnouna system of weights in use for precious metals and gems (formerly also for bread, grain, etc.): 24 grains = 1 pennyweight (1.555 grams); 20 pennyweights = 1 ounce (31.103 grams); 12 ounces = 1 pound (0.373 kilogram). The grain, ounce, and pound are the same as in apothecaries' weight, the grain alone being the same as in avoirdupois weight. The troy pound is no longer a standard weight in Great Britain. Origin of troy weightlate Middle English word dating back to 1425–75 Words nearby troy weightTrowbridge, trowel, troy, Troyes, Troyon, troy weight, trp, trs, Trst, truancy, truant Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for troy weighttroy weight troy/ (trɔɪ) / nouna system of weights used for precious metals and gemstones, based on the grain, which is identical to the avoirdupois grain. 24 grains = 1 pennyweight; 20 pennyweights = 1 (troy) ounce; 12 ounces = 1 (troy) pound Word Origin for troy weightC14: named after the city of Troyes, France, where it was first used Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for troy weighttroy weight [ troi ] A system of weights and measures in which the grain is the same as in the avoirdupois system, and a pound contains 12 ounces, or 5,760 grains. Troy weight is used primarily by miners and gold dealers. Compare avoirdupois weight. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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