Metric structure refers to the systematic arrangement of measurements and units in a distinct mathematical pattern. Some synonyms for metric structure include the metric system, which is a standardized approach to units and measurements, and the International System of Units (SI), which is a globally accepted system of measurement based on seven fundamental units. Other synonyms include the metric system of analysis, which is a way to measure and evaluate data in relevant units, and the metric system of measurement, which is the foundation for all quantitative analysis in a variety of disciplines. No matter the term, they all refer to the organized system of measuring and calculating in mathematics.