caisson

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. an ornamental sunken panel in a ceiling or dome
• Syn:
coffer, lacuna
• Hypernyms:
panel
2. a two-wheeled military vehicle carrying artillery ammunition
• Topics:
military, armed forces, armed services, military machine, war machine
• Hypernyms:
military vehicle
3. a chest to hold ammunition
• Syn:
ammunition chest
• Hypernyms:
chest
4. large watertight chamber used for construction under water
• Syn:
pneumatic caisson, cofferdam
• Hypernyms:
chamber

• Từ đồng nghĩa / Synonyms:
  pneumatic caisson, cofferdam, ammunition chest, coffer, lacuna