magnitude

US /ˈmæɡ.nə.tuːd/
UK /ˈmæɡ.nə.tuːd/
"magnitude" picture
1.

the great size or extent of something

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The magnitude of the earthquake was devastating.
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We underestimated the magnitude of the problem.
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sizeextentscalegrandeurimmensity
2.

the degree of brightness of a star

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The star has an apparent magnitude of 2.5.
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Astronomers use magnitude to classify stars.
3.

the property of being greater or less than other things

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The algorithm compares the magnitude of different vectors.
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The magnitude of the force determines its effect.
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valueamountquantitydegree