crater

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. a bowl-shaped geological formation at the top of a volcano
• Syn:
volcanic crater
• Hypernyms:
geological formation, formation
• Hyponyms:
caldera, maar
• Part Holonyms:
volcano
2. a bowl-shaped depression formed by the impact of a meteorite or bomb
• Hypernyms:
natural depression, depression
• Hyponyms:
collector, lunar crater

• Từ đồng nghĩa / Synonyms:
  Crater, volcanic crater