bn:26691727n
Noun Concept
EN
half-moon bastion  semi-circular bastion
EN
A type of bastion used in the 16th century; fell out of favor because of the difficulty of concentrating the fire of guns distributed around a curve. Open English WordNet
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EN
A type of bastion used in the 16th century; fell out of favor because of the difficulty of concentrating the fire of guns distributed around a curve. Open English WordNet
IS A
Open English WordNet