gemstone

Từ điển Oxford Learners Wordfinder Dictionary

noun

a crystalline rock that can be cut and polished for jewelry
- he had the gem set in a ring for his wife
- she had jewels made of all the rarest stones
• Syn:
gem, stone
• Hypernyms:
crystal
• Hyponyms:
cabochon, opaque gem, transparent gem
• Part Holonyms:
jewelry, jewellery