Plimsoll

Plimsoll may refer to:


 * Plimsoll (surname)
 * The plimsoll symbol (⦵ or o ) that is used as a superscript in the notation of thermodynamics to indicate a specific arbitrarily chosen non-zero reference point ("standard state").
 * Plimsoll line or Plimsoll mark on a ship's hull, named after Samuel Plimsoll
 * Plimsoll shoe, which is named for the shoe's horizontal lines, which resemble the Plimsoll line