Gramme,
n. [F.
gramme, from Gr. ? that which is written, a letter, a small weight, fr. ? to write. See
Graphic.].
The unit of weight in the metric system. It was intended to be exactly, and is very nearly, equivalent to the weight in a vacuum of one cubic centimeter of pure water at its maximum density. It is equal to 15.432 grains. See
Grain,
n., 4. [
1913 Webster]
Gram degree, or Gramme degree (Physics), a unit of heat, being the amount of heat necessary to raise the temperature of one gram of pure water one degree centigrade. --
Gram equivalent (Electrolysis), that quantity of the metal which will replace one gram of hydrogen.