Definition:Metric System/Mass/Gram

Definition
The gram is the CGS base unit of mass.

It was defined on 7 April 1795 to be equal to:
 * the mass of a volume of water equal to the cube of the hundredth part of the metre, at the temperature of melting ice.

In the SI unit system, one gram is defined as $\dfrac 1 {1000}$ of a kilogram.

Symbol
The symbol for the gram is $\mathrm g$.

Linguistic Note
The original British English spelling was gramme, but this is rarely used nowadays, as the American gram is now the international standard.

Also see

 * Definition:Kilogram