What does troy mean?
The term troy refers to a unit of weight in the troy system, equal to 31.1035 grams. Originally used for weighing precious metals and gems, the troy ounce remains a standard unit in the jewelry and precious metals industries. This system of weights and measures is distinct from the avoirdupois system used in everyday applications. The use of troy is largely confined to formal or technical contexts, particularly in industries that deal with precious metals and gems. Understanding the troy system is essential for accurate measurements in these fields.
nounA unit of weight in the troy system, equal to 31.1035 grams, originally used for weighing precious metals and gems. The troy ounce is a standard unit in the jewelry and precious metals industries.
- A system of weights and measures
- A unit of weight
"The jeweler carefully weighed the gold in troy ounces to determine its value."
"The troy system is still used in the jewelry industry."
"One troy ounce is equivalent to 31.1035 grams."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of troy
The term 'troy' originates from the city of Troyes in France, where this system of weights and measures was originally used. The troy system has its roots in the medieval trade of precious metals and gems. The language of origin is French, and the term 'troy' is related to the Old French word 'trois', meaning 'three'.
How troy is actually used
The term 'troy' is often used in formal or technical contexts, particularly in industries that deal with precious metals and gems.