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Related to Plimsoll mark: Plimsoll line
Plim·soll mark(plĭm′səl, -sôl′)
Any of a set of lines on the hull of a merchant ship that indicate the depth to which it may be legally loaded under specified conditions. Also called load line, Plimsoll line.
[After Samuel Plimsoll (1824-1898), British merchant and shipping reformer.]
a load line painted on the side of a cargo ship.
[1880–85; after Samuel Plimsoll (1824–98), English member of Parliament who brought about its adoption]
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|Noun||1.||Plimsoll mark - waterlines to show the level the water should reach when the ship is properly loaded|