English > law of nature: 1 sense > noun 1, cognition| Meaning | A generalization that describes recurring facts or events in nature. |
|---|
| Synonym | law |
|---|
| Part of | theory | A well-substantiated explanation of some aspect of the natural world |
|---|
| Narrower | Archimedes' principle, law of Archimedes | (hydrostatics) the apparent loss in weight of a body immersed / immersed in a fluid is equal to the weight of the displaced fluid |
|---|
| Avogadro's law, Avogadro's hypothesis | The principle that equal volumes of all gases (given the same temperature and pressure) contain equal numbers of molecules |
| Benford's law | A law used by auditors to identify fictitious populations of numbers |
| Bernoulli's law, law of large numbers | (statistics) law stating that a large number of items taken at random from a population will (on the average) have the population statistics |
| Bose-Einstein statistics | (physics) statistical law obeyed by a system of particles whose wave function is not changed when two particles are interchanged (the Pauli exclusion principle does not apply) |
| Boyle's law, Mariotte's law | The pressure of an ideal gas at constant temperature varies inversely with the volume |
| Coulomb's Law | A fundamental principle of electrostatics |
| Dalton's law, Dalton's law of partial pressures, law of partial pressures | (chemistry and physics) law stating that the pressure exerted by a mixture of gases equals the sum of the partial pressures of the gases in the mixture |
| Fechner's law, Weber-Fechner law | (psychophysics) the concept that the magnitude of a subjective sensation increases proportional to the logarithm of the stimulus intensity |
| Fermi-Dirac statistics | (physics) law obeyed by a systems of particles whose wave function changes when two particles are interchanged (the Pauli exclusion principle applies) |
| Gay-Lussac's law, Charles's law, law of volumes | (physics) the density of an ideal gas at constant pressure varies inversely with the temperature |
| Henry's law | (chemistry) law formulated by the English chemist William Henry |
| Hooke's law | (physics) the principle that (within the elastic limit) the stress applied to a solid is proportional to the strain produced |
| Hubble's law, Hubble law | (astronomy) the generalization that the speed of recession of distant galaxies (the red shift) is proportional to their distance from the observer |
| Kepler's law, Kepler's law of planetary motion | (astronomy) one of three empirical laws of planetary motion stated by Johannes Kepler |
| Kirchhoff's laws | (physics) two laws governing electric networks in which steady currents flow |
| Mendel's law | (genetics) one of two principles of heredity formulated by Gregor Mendel on the basis of his experiments with plants |
| Newton's law of motion, Newton's law, law of motion | One of three basic laws of classical mechanics |
| Ohm's law | electric current is directly proportional to voltage and inversely proportional to resistance |
| Pascal's law, Pascal's law of fluid pressures | pressure applied anywhere to a body of fluid causes a force to be transmitted equally in all directions |
| Pauli exclusion principle, exclusion principle | No two electrons or protons or neutrons in a given system can be in states characterized by the same set of quantum numbers |
| Planck's law | (physics) the basis of quantum theory |
| Planck's radiation law | (physics) an equation that expresses the distribution of energy in the radiated spectrum of an ideal black body |
| Stevens' law, power law, Stevens' power law | (psychophysics) the concept that the magnitude of a subjective sensation increases proportional to a power of the stimulus intensity |
| Weber's law | (psychophysics) the concept that a just-noticeable difference in a stimulus is proportional to the magnitude of the original stimulus |
| all-or-none law | (neurophysiology) a nerve impulse resulting from a weak stimulus is just as strong as a nerve impulse resulting from a strong stimulus |
| distribution law | (chemistry) the total energy in an assembly of molecules is not distributed equally but is distributed around an average value according to a statistical distribution |
| equilibrium law, law of chemical equilibrium | (chemistry) the principle that (at chemical equilibrium) in a reversible reaction the ratio of the rate of the forward reaction to the rate of the reverse reaction is a constant for that reaction |
| law of averages | A law affirming that in the long run probabilities will determine performance |
| law of constant proportion, law of definite proportions | (chemistry) law stating that every pure substance always contains the same elements combined in the same proportions by weight |
| law of diminishing returns | A law affirming that to continue after a certain level of performance has been reached will result in a decline in effectiveness |
| law of effect | (psychology) the principle that behaviors are selected by their consequences |
| law of equivalent proportions, law of reciprocal proportions | (chemistry) law stating that the proportions in which two elements separately combine with a third element are also the proportions in which they combine together |
| law of gravitation, Newton's law of gravitation | (physics) the law that states any two bodies attract each other with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them |
| law of mass action | (chemistry) the law that states the following principle |
| law of multiple proportions, Dalton's law | (chemistry) law stating that when two elements can combine to form more than one compound the amounts of one of them that combines with a fixed amount of the other will exhibit a simple multiple relation |
| law of thermodynamics | (physics) a law governing the relations between states of energy in a closed system |
| periodic law, Mendeleev's law | (chemistry) the principle that chemical properties of the elements are periodic functions of their atomic numbers |
| principle, rule | A rule or law concerning a natural phenomenon or the function of a complex system |
| principle of relativity | (physics) a universal law that states that the laws of mechanics are not affected by a uniform rectilinear motion of the system of coordinates to which they are referred |
| Broader | concept, conception, construct | An abstract or general idea inferred / inferred / inferred / inferred or derived from specific instances |
|---|
| Spanish | ley |
|---|
| Catalan | llei |
|---|
