dispersion

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A noun referring to the process or state of being scattered or spread over a wide area, often used in physics, chemistry, and statistics.

1. Spreading of particlesB2formalscientific

   The process by which particles or substances spread out or are distributed over an area.

   تشتت

   • The dispersion of seeds by wind helps plants colonize new areas.
   • Scientists studied the dispersion of pollutants in the atmosphere.
   • The dispersion of light through a prism creates a rainbow.

   المرادفاتdiffusiondispersaldisseminationdistributionscatteringspread

   الأضدادaccumulationaggregationcollectionconcentrationgathering

2. Statistical distributionC1formaltechnical

   The degree to which data points in a set are spread out from the average value.

   التوزيع الإحصائي

   • The dispersion of test scores was higher in the second group.
   • Variance is a common measure of dispersion in statistics.
   • A low dispersion indicates that the data points are clustered closely.

   المرادفاتscatterspreadvariability

   الأضدادcentralizationconcentration

3. Wave separationC1formalscientific

   The separation of a wave into its component frequencies, especially in optics.

   تشتتُ الموجة

   • Dispersion in fiber optics can cause signal distortion.
   • The phenomenon of dispersion is crucial in understanding rainbows.
   • Engineers must account for dispersion when designing communication systems.