troy

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a system of weights used for precious metals and gemstones;
based on a 12-ounce pound and an ounce of 480 grains
• Syn:
troy weight
• Hypernyms:
system of weights, weight
• Part Meronyms:
troy unit

• Từ đồng nghĩa / Synonyms:
  Troy, Ilion, Ilium, troy weight