E=mc²

Meanings:

• 1.

  Globaltechnicalneutral
  • The scientific equation expressing mass–energy equivalence: energy (E) equals mass (m) multiplied by the square of the speed of light (c²).
  • A compact formula in physics indicating that mass and energy are interchangeable and proportional by the factor c².

• 2.

  Globalinformalfigurative
  • A figurative reference to a concise, powerful principle or formula that summarizes a fundamental relationship or truth.
  • An emblematic shorthand used outside physics to suggest that a small amount of one thing can correspond to a very large amount of another.