English Dictionary

portolan

IPA（発音記号）

/ˈpɔːtələn/

名詞

歴史的

(historical, nautical) A chart of European navigable waters based on descriptions of coasts.

日本語の意味

歴史的なヨーロッパ沿岸の海域を航行するために用いられた、沿岸線の記述に基づいた航海図

The captain studied the ancient portolan by lamplight, tracing the jagged coastline that would guide their voyage.

船長は古い航海図をランプの光で調べ、航海を導くギザギザした海岸線を指でたどった。

意味（1）

(historical, nautical) A chart of European navigable waters based on descriptions of coasts.

Portolans are as old as the European mariner's magnetic compass, and for about two centuries the two depended on each other for the growth and safe passage of Mediterranean trade.

portolans （ plural ）