precious stone

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a precious or semiprecious stone incorporated into a piece of jewelry
• Syn:
jewel, gem
• Derivationally related forms:
jeweler (for: jewel), jeweller (for: jewel), jewel (for: jewel)
• Hypernyms:
jewelry, jewellery
• Hyponyms:
crown jewel, solitaire, diamond, ruby, pearl,
emerald, sapphire