Look up metric or -metric in Wiktionary, the free dictionary.

Metric or metrical may refer to:

• Metric system, an internationally adopted decimal system of measurement
• An adjective indicating relation to measurement in general, or a noun describing a specific type of measurement

In mathematics, metric may refer to one of two related, but distinct concepts:

• A function which measures distance between two points in a metric space
• A metric tensor, in differential geometry, which allows defining lengths of curves, angles, and distances in a manifold

• Metric tensor (general relativity), the fundamental object of study in general relativity, similar to the gravitational field in Newtonian physics
• Senses related to measurement:
  • Metric system, an internationally adopted decimal system of measurement
  • Metric units, units related to a metric system
  • International System of Units, or Système International (SI), the most widely used metric system
• METRIC, a model that uses Landsat satellite data to compute and map evapotranspiration (ET) in climatology/meteorology

The word metric is often used to mean a descriptive statistic, indicator, or figure of merit used to describe or measure something quantitatively, including:

• Performance indicator, a measure of an organization's activities and performance
• Metrics (networking), the properties of a communication path used by a router to make routing decisions
• Software metric, a measure of some property of a piece of software or its specifications
• Reuse metrics, a quantitative indicator of an attribute for software reuse and reusability
• Search engine optimization metrics, indicators of a website's organic search potential

• Alex Metric (born 1984), British musician, DJ and producer
• Metric (band), a Canadian rock band founded in Toronto, Ontario

• Metre (poetry), the rhythmic structure of poetry
• Font metrics, properties describing the overall shape of a font

• Meter (disambiguation)
• Metrecal, a diet drink introduced in the 1960s
• Metric conversion (disambiguation)
• Metric dimension (disambiguation)
• Metric gauge (disambiguation)
• All pages with titles beginning with Metric

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