A measure of the energy released by an earthquake (e.g. on the Richter scale).
A number, assigned to something, such that it may be compared to others numerically
An order of magnitude.
The absolute or relative size, extent or importance of something.
Of a vector, the norm, most commonly, the two-norm.
The apparent brightness of a star, with lower magnitudes being brighter; apparent magnitude
A ratio of intensity expressed as a logarithm.
Something not done or neglected.
The shortening of a word or phrase, using an apostrophe ( ' ) to replace the missing letters, often used to approximate the sound of speech or a specific dialect.
An instance of those acts, or the thing left out thereby; something deleted or left out.
The act of neglecting to perform an action one has an obligation to do.
The act of omitting.