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  1. Metric system - Wikipedia

    The metric system is a system of measurement that standardises a set of base units and a nomenclature for describing relatively large and small quantities using decimal -based multiplicative …

  2. Metric system | Definition, Facts, & History | Britannica

    Dec 11, 2025 · metric system, international decimal system of weights and measures, based on the metre for length and the kilogram for mass, that was adopted in France in 1795 and is now used …

  3. Metric System of Measurement - Math is Fun

    The metric system is a system of measuring. It has three main units: The length of this guitar is about 1 meter:

  4. METRIC Definition & Meaning - Merriam-Webster

    The metric system was invented in France in the years following the French Revolution, and a version of it is now used in most of the world to measure distance, weight, and volume.

  5. Metric Conversion charts and calculators

    Although there have been many different measurements and the definitions of the units have been revised, the official system of measurements of most countries is the modern form of the metric …

  6. Metric System – The International System of Units (SI)

    The metric system consists of a set of seven base units, for quantities including length, time and mass. All seven base units are defined from a set of seven constants which, in the SI, have fixed numerical …

  7. METRIC | English meaning - Cambridge Dictionary

    METRIC definition: 1. using or relating to a system of measurement that uses metres, centimetres, litres, etc.: 2. a…. Learn more.