agger

名词 n.
中文释义

英文释义

名词 n.
  1. A double tide, particularly a high tide in which the water rises to a given level, recedes, and then rises again (or only the second of these high waters), but sometimes equally a low tide in which the water recedes to a given level, rises, and then recedes again
    — The phænomenon of long continued high water or double high water in estuaries is, we believe, not uncommon. [...] The first high water appears to be considered by the Dutch, in common language, as the real high water, and the second is called the agger, but so little difference is there between them, that, in making the extensive series of simultaneous tide-observations proposed by Mr. Whewell, the agger was sometimes observed for high water.
  2. Synonym of earthwork in ancient Roman contexts, particularly a defensive wall or mound. historical
    — By the Augustan period, however, the old ashlar circuit with its earthen agger was beginning to be dismantled in some places.

词形变化

aggers plural

词汇关系

相关词
agger nasi

词源

From Middle English agger (“heap, pile”), from Latin agger (“earthwork, rubble, rampart”), from ad- (“toward, towards”) + gerere (“to carry”).
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