Magnitude

The Simple English Wiktionary has a definition for: magnitude.

Magnitude could mean:

• Magnitude (mathematics), a measure of the size of a mathematical object.

In astronomy:

• Magnitude (astronomy)
• Magnitude of an eclipse

In seismology:

• Either of two measures of earthquake strength:
  • Richter magnitude scale
  • Moment magnitude scale

Other:

• Magnitude is an attack in the Pokémon fictional world