| 单词 | dispersion |
| 释义 | Word Frequency dispersion(dɪˈspɜːʃən) noun 1. another word for dispersal 2. physics a. the separation of electromagnetic radiation into constituents of different wavelengths b. a measure of the ability of a substance to separate by refraction, expressed by the first differential of the refractive index with respect to wavelength at a given value of wavelength Symbol: D3. statistics the degree to which values of a frequency distribution are scattered around some central point, usually the arithmetic mean or median 4. chemistry a system containing particles dispersed in a solid, liquid, or gas 5. military the pattern of fire from a weapon system 6. a. the range of speeds of such objects as the stars in a galaxy b. the frequency-dependent retardation of radio waves as they pass through the interstellar medium c. the deviation of a rocket from its prescribed path 7. ecology the distribution pattern of an animal or a plant population Word Frequency Dispersion(dɪˈspɜːʃən) noun the Dispersion |
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