"troy" in the noun sense
1. troy, troy weight
a system of weights used for precious metals and gemstones based on a 12-ounce pound and an ounce of 480 grains
2. Troy, Ilion, Ilium
an ancient city in Asia Minor that was the site of the Trojan War
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License