how much there is or how many there are of something that you can quantify | the property of relative size or extent (whether large or small) |
the relative magnitude of something with reference to a criterion | relative importance |
a quantity obtained by the addition of a group of numbers | a number assigned to the ratio of two quantities; two quantities are of the same order of magnitude if one is less than 10 times as large as the other; the number of magnitudes that the quantities differ is specified to within a power of 10 |
a quantity of money | |