| 单词 | concentric castle |
| 释义 | > as lemmasconcentric castle concentric castle n. a castle having two or more concentric walls for defence, creating inner and outer wards. ΚΠ 1844 Archaeol. Jrnl. June 101 The changes introduced with the thirteenth century assumed a determinate form under Edward I., and produced the second great type of English castle, the ‘Edwardian’ or Concentric. 1884 G. T. Clark Mediæval Mil. Archit. Eng. I. xii. 158 The first characteristic of a concentric castle is the arrangement of its lines of defence, one within the other, two or even three deep. 1956 R. C. Small Crusading Warfare 1097–1193 vii. 215 The motte and bailey castle of the eleventh century, the stone keeps of the twelfth and early thirteenth, the successive enceintes of the concentric castle of the late thirteenth and fourteenth centuries, each is seen as a type of fortification more highly developed than the predecessor from which it had evolved. 2013 Daily Tel. 8 June (Weekend Suppl.) 22 Concentric castles—walls surrounded by walls—came later, and were more effective at seeing off attacks from charging armies. < as lemmas |
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