1. A unit of mass equal to one thousandth of a gram, used in measuring small quantities of substances.
Usage: British spelling; American English typically uses 'milligrams'; Commonly used in medicine, chemistry, and nutrition

Examples

• The doctor prescribed 500 milligrammes of the antibiotic.
• Each vitamin tablet contains 25 milligrammes of vitamin C.
• The recipe calls for 2 milligrammes of salt per serving.
• The laboratory measured the sample in milligrammes.
• A single aspirin tablet typically contains 500 milligrammes.