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Magnitude
//ˈmæɡnɪtjuːd// noun
Definitions
Noun
- 1 The absolute or relative size, extent or importance of something. countable, uncountable
"And on a programme of works of this magnitude, passengers will need to be mindful of the age-old maxim of 'no gain without pain'."
- 2 the property of relative size or extent (whether large or small) wordnet
- 3 An order of magnitude. countable
- 4 relative importance wordnet
- 5 A number, assigned to something, such that it may be compared to others numerically countable, uncountable
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- 6 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 wordnet
- 7 Of a vector, the norm, most commonly, the two-norm. countable, uncountable
- 8 A logarithmic scale of brightness defined so that a difference of 5 magnitudes is a factor of 100.; The apparent brightness of a star, with lower magnitudes being brighter; apparent magnitude uncountable
- 9 A logarithmic scale of brightness defined so that a difference of 5 magnitudes is a factor of 100.; A ratio of intensity expressed as a logarithm. countable
"Observations in the infrared domain allow one to penetrate the ~25-30 magnitudes of extinction present at visible wavelengths."
- 10 A measure of the energy released by an earthquake (e.g. on the Richter scale). countable, uncountable
Etymology
From Latin magnitūdō (“greatness, size”), magnus + -tūdō.
See also for "magnitude"
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