troy weight

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Related to troy weight: avoirdupois ounce, OZT

troy weight

A system of units of weight in which the grain is the same as in the avoirdupois system and the pound contains 12 ounces, 240 pennyweights, or 5,760 grains.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

troy weight

(trɔɪ) or


(Units) a 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
[C14: named after the city of Troyes, France, where it was first used]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

troy′ weight`

a system of weights in use for precious metals and gems, in which a pound equals 12 ounces (0.373 kg) and an ounce equals 20 pennyweights or 480 grains (31.103 grams).
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.troy weight - a system of weights used for precious metals and gemstones; based on a 12-ounce pound and an ounce of 480 grains
system of weights, weight - a system of units used to express the weight of something
troy unit - any of the unit of the troy system of weights
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
According to Ross (1983: 16), we can identify 29 English dry weight systems, seven of which can be regarded as primary systems: (i) the Tower Weight; (ii) the Merchants' Weight; (iii) the Hanseatic Merchants' Weight; (iv) the Avoir-du-pois Weight; (v) the Haverdepoise Weight; (vi) the Troy Weight; and (vii) the Avoirdupois Weight.
King Henry II introduced the system and modelled it on troy weight.
"We must leave the Troy weight monetary union," said Menelaus.