Magnitude
WordNet
noun
(1) The property of relative size or extent (whether large or small)
"They tried to predict the magnitude of the explosion"
"About the magnitude of a small pea"
(2) Relative importance
"A problem of the first magnitude"
(3) 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
WiktionaryText
Noun
- The absolute or relative size, extent or importance of something.
- A number, assigned to something, such that it may be compared to others numerically
- Of a vector, the norm, most commonly, the two-norm.
- The apparent brightness of a star (on a negative, logarithmic scale); apparent magnitude
- A measure of the energy released by an earthquake (e.g. on the Richter scale).