n. one thousandth of a mole (see mole1). The concentration of a solution is expressed in millimoles per litre. Symbol: mmol.
the concentration of glucose in the blood, normally expressed in millimoles per litre. The normal range is 3.5–5.5 mmol/l. Blood-sugar estimation is an important investigation in a variety of diseases, most notably in diabetes mellitus. See also hyperglycaemia; hypoglycaemia.... blood sugar