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

Apparent magnitude (m) is a measure of the brightness of a star, astronomical object or other celestial objects like artificial satellites. Its value depends on its intrinsic luminosity, its …

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 …

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

A star’s brightness measured as either absolute magnitude or apparent magnitude. The latter states brightness in the sky on a scale from -26.8 (the Sun, brightest) to +25 (the faintest).

In math, magnitude compares numbers by powers of 10. If your weekly allowance was $10, but your brother's was $100, his allowance would be one order of magnitude higher than yours.

Magnitude is used in stating the size or extent of something such as a star, earthquake, or explosion.

Values are measured by eye (visual magnitude) or more accurately by photometric or photographic methods, and range from –26.7 (the sun), through 1.5 (Sirius), down to about +30.

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

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