乾かん舷げん

noun

freeboard

Nautical term for the vertical distance from the waterline to the upper deck level of a ship.

• この船ふねは乾かん舷げんが低ひくいので、波なみが高たかい日ひは注ちゅう意いが必ひつ要ようだ。

  This ship has a low freeboard, so caution is needed on days with high waves.