Tra từ fortification - Từ điển WordNet v3.1

noun

1. defensive structure consisting of walls or mounds built around a stronghold to strengthen it (Freq. 1)
• Syn:
munition
• Derivationally related forms:
fortify
• Hypernyms:
defensive structure, defense, defence
• Hyponyms:
bastion, bunker, dugout, castle, defilade,
entrenchment, intrenchment, escarpment, escarp, scarp, protective embankment,
protective embankment, lunette, palisade, parapet, breastwork,
redoubt, stockade
• Instance Hyponyms:
Maginot Line, Siegfried line
• Part Meronyms:
rampart, bulwark, wall
2. the art or science of strengthening defenses
• Derivationally related forms:
fortify
• Hypernyms:
art, artistry, prowess
3. the addition of an ingredient for the purpose of enrichment (as the addition of alcohol to wine or the addition of vitamins to food)
• Derivationally related forms:
fortify
• Hypernyms:
enrichment