Metric may refer to:

• Metric system, a system of units developed in France in the 18th century
  • International System of Units, or Système International (SI), the international system of units since 1960, a subset of the former
• Metrics, a system of parameters that are measured
• Metrics (networking), set of properties of a communication path
• Metre (music), a measurement of beats in music
• Metre (poetry), the linguistic sound patterns of a verse
• Metric (band), a Canadian indie rock band
• In mathematics:
  • Metric (mathematics), an abstraction of the notion of distance in a metric space
  • Norm (mathematics), an abstraction of the notion of size in a normed vector space
  • Metric tensor, a symmetric tensor of rank 2 used to measure distance
• Software metrics, a measure of some property of a piece of software or its specifications

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