gramme

/mhw>, n. [ F. gramme, from Gr. gra`mma that which is written, a letter, a small weight, fr. gra`fein to write. See Graphic. ] The unit of mass or 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. [ 1913 Webster ]

(Elec.) A kind of dynamo-electric machine; -- so named from its French inventor, M. Gramme. Knight. [ 1913 Webster ]