noun
Plimsoll line; load line; load waterline
A marking on the side of a ship indicating the maximum safe loading depth. Used in maritime and shipping contexts.
船の側面に満載喫水線が描かれている。
The Plimsoll line is painted on the side of the ship.
Compound of 満載 (full load) + 喫水 (draft) + 線 (line). A direct calque or translation of the English 'load line' or 'Plimsoll line'.