Relative-complement
noun, Mathematics.
1.
the set of elements contained in a given set that are not elements of another specified set.
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- Relative-density
noun, Physics. 1. specific gravity. relative density noun 1. the ratio of the density of a substance to the density of a standard substance under specified conditions. For liquids and solids the standard is usually water at 4°C or some other specified temperature. For gases the standard is often air or hydrogen at the same […]
- Relative-deprivation
noun, Sociology. 1. the perception of an unfair disparity between one’s situation and that of others.
- Relative-dispersion
noun, Optics. 1. Abbe number. noun, Optics. 1. the reciprocal of the dispersive power of a substance.
- Relative-frequency
noun, Statistics. 1. the ratio of the number of times an event occurs to the number of occasions on which it might occur in the same period. relative frequency noun 1. the ratio of the actual number of favourable events to the total possible number of events; often taken as an estimate of probability the […]
- Relative-humidity
noun 1. the amount of water vapor in the air, expressed as a percentage of the maximum amount that the air could hold at the given temperature; the ratio of the actual water vapor pressure to the saturation vapor pressure. Abbreviation: RH, rh. relative humidity noun 1. the mass of water vapour present in the […]