Pronunciation: (är"ku-mē'dē-un, -mi-dē'un), [key]
1. of, pertaining to, or discovered by Archimedes.
2. Math.of or pertaining to any ordered field, as the field of real numbers, having the property that for any two unequal positive elements there is an integral multiple of the smaller which is greater than the larger.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.