Definition of load line
: the line on a ship indicating the depth to which it sinks in the water when properly loaded — see plimsoll mark illustration
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“Load line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/load%20line. Accessed 22 Oct. 2021.
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Time Traveler for load line
The first known use of load line was circa 1859
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