{ } n. [ F. milligramme; milli- milli- + gramme. See 3d Gram. ] A measure of mass and weight, in the metric system, being the thousandth part of a gram, very nearly equal to the weight of a cubic millimeter of water, or .01543 of a grain avoirdupois. [ 1913 Webster ]
[もう, mou](n) (1) one-thousandth; 0.03 mm (one-thousandth of a sun); 0.01 percent (one-thousandth of a wari); 3.75 milligrams (one-thousandth of a monme); (2) old monetary unit (0.0001 yen)#3168[Add to Longdo]