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ProbableNamed from the place

troy pound

noun · first attested Middle English

A pound of gold weighs less than a pound of feathers.

A unit of twelve troy ounces, about 373 grams, used for weighing precious metals.

Troyes·France

48.2989°N 4.0781°E · Q5489

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Named from the place
Confidence
ProbableThe conventional story is likely, with caveats.
Attested
Middle English
Part of speech
noun

Explanations here are written for this atlas. Dictionary text is not copied; the sources are linked so the claim can be checked.

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    Troyes

  2. In English

    troy pound

The entry

The system is generally traced to Troyes in Champagne, whose medieval trade fairs set weights and measures for merchants from across Europe. A troy ounce is heavier than an ordinary ounce, but only twelve of them make the pound, so a troy pound falls well short of an avoirdupois one.

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France

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