| 单词 | portolano |
| 释义 | portolano /pawr'tl ah"noh, pohr'-/, n. , pl. portolanos, portolani /-nee/. a descriptive atlas of the Middle Ages, giving sailing directions and providing charts showing rhumb lines and the location of ports and various coastal features. Also called rutter. [1855-60; < It: shipmaster's guidebook; earlier, harbor master < ML portulanus. See PORT1, -ULE, -AN] |
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