Gram (noun)

1. A unit of mass in the metric system, equal to one thousandth of a kilogram (1g = 0.001 kg).
2. A unit of weight in the metric system, equal to one thousandth of a kilogram (1g = 0.001 kg).
3. A unit of weight used for precious metals, equal to 1/31.1035 troy ounce (1g = 0.03215 troy oz).
4. A metric unit of measurement for mass or weight, equal to one thousandth of a kilogram or approximately 0.035 ounce.
5. A metric unit of measurement for mass or weight, equal to one thousandth of a kilogram or approximately 0.035 ounce.

Origin:

From latin gramma, from greek gramma ("a letter, characte.r")

Examples:

1. The package weighs 500 grams.
2. A gram of sugar is added to the recipe.
3. The gold bar is measured in grams.
4. The drug dosage is measured in grams.
5. The gram is the basic unit of weight in the metric system.