Dictionary Definition

proportionality n : the quotient obtained when the magnitude of a part is divided by the magnitude of the whole [syn: proportion]

User Contributed Dictionary



  1. the property of being proportional
  2. the principle that government action ought to be proportional to the ends achieved (e.g. the military should not be deployed to stop petty vandalism)
  3. the degree to which something is in proportion

Extensive Definition

Proportionality may refer to:
  • Proportionality (mathematics), the special mathematical relationships of direct and inverse proportion between two variables
  • Proportionality (physics)
  • Proportionality (law), a legal principle under municipal law in which the punishment of a certain crime should be in proportion to the severity of the crime itself, and under international law an important consideration when assessing the military necessity of an attack on a military objective
  • Proportionality (political maxim), a maxim which states that any layer of government should not take any action that exceeds that which is necessary to achieve the objective of government
Proportion redirects here. Proportion may refer to:
Proportional redirects here. Proportional may refer to:
proportionality in German: Proportion
proportionality in Esperanto: Proporcio
proportionality in French: Proportion
proportionality in Italian: Proporzionalità
proportionality in Norwegian: Proporsjon
proportionality in Portuguese: Proporcionalidade
proportionality in Swedish: Proportionalitet
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