Plimsoll

//ˈplɪmsoʊl// name, noun

Definitions

Proper Noun
  1. 1
    A surname.
Noun
  1. 1
    A rubber-soled lace-up canvas shoe for sports or onboard ships; a precursor of trainers. Ireland, UK

    "“Yes, there are two distinct sets of footprints, both wearing rubber shoes—one I think ordinary plimsolls, the other goloshes,” replied the sergeant."

  2. 2
    a light gym shoe with a rubber sole and a canvas top wordnet
  3. 3
    The plimsoll symbol ⦵ (or o) that is used as a superscript in the notation of thermodynamics to indicate an arbitrarily chosen non-zero reference point.
  4. 4
    waterlines to show the level the water should reach when the ship is properly loaded wordnet

Etymology

From Samuel Plimsoll, a Bristol merchant who created a system of marks and symbols for the waterline of ships. The shoe was possibly named because the line of its sole resembled the Plimsoll line of ship.

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