The meaning of MAGNITUDE is great size or extent. How to use magnitude in a sentence.

Asteroid 65 Cybele and two stars in the constellation Aquarius, with their magnitudes labeled Apparent magnitude (m) is a measure of the brightness of a star, astronomical object or other celestial objects …

Magnitude is also a measure of the brightness of a star as it appears from earth. The magnitude of an earthquake is a measure of how strong or violent it is. The magnitudes of the compressive stresses …

The full Moon and the Sun have apparent magnitudes of −12.7 and −26.8 respectively. The brightness of a celestial body computed as if viewed from a distance of 10 parsecs (32.6 light-years) is called its …

Definition of magnitude noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

(Geological Science) geology Also called: earthquake magnitude a measure of the size of an earthquake based on the quantity of energy released: specified on the Richter scale.

If you talk about the magnitude of something, you are talking about its great size, scale, or importance. An operation of this magnitude is going to be difficult. These are issues of great magnitude. No one …

Oct 10, 2025 · magnitude (countable and uncountable, plural magnitudes) (uncountable, countable) The absolute or relative size, extent or importance of something. quotations

Illustrated definition of Magnitude: The size of something. The magnitude of a number (also called its absolute value) is its distance from...

Magnitude definition: A measure of the amount of energy released by an earthquake, as indicated on the Richter scale.