| has gloss | (noun) a generalization that describes recurring facts or events in nature; "the laws of thermodynamics"
law of nature, law |
| lexicalization | eng: law of nature |
| lexicalization | eng: law |
| subclass of | (noun) an abstract or general idea inferred or derived from specific instances
construct, conception, concept |
| has subclass | (noun) (neurophysiology) a nerve impulse resulting from a weak stimulus is just as strong as a nerve impulse resulting from a strong stimulus
all-or-none law |
| has subclass | (noun) a rule or law concerning a natural phenomenon or the function of a complex system; "the principle of the conservation of mass"; "the principle of jet propulsion"; "the right-hand rule for inductive fields"
rule, principle |
| has subclass | (noun) (hydrostatics) the apparent loss in weight of a body immersed in a fluid is equal to the weight of the displaced fluid
law of Archimedes, Archimedes' principle |
| has subclass | (noun) the principle that equal volumes of all gases (given the same temperature and pressure) contain equal numbers of molecules
Avogadro's hypothesis, Avogadro's law |
| has subclass | (noun) (statistics) law stating that a large number of items taken at random from a population will (on the average) have the population statistics
Bernoulli's law, law of large numbers |
| has subclass | (noun) a law used by auditors to identify fictitious populations of numbers; applies to any population of numbers derived from other numbers; "Benford's law holds that 30% of the time the first non-zero digit of a derived number will be 1 and it will be 9 only 4.6% of the time"
Benford's law |
| has subclass | (noun) (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)
Bose-Einstein statistics |
| has subclass | (noun) the pressure of an ideal gas at constant temperature varies inversely with the volume
Boyle's law, Mariotte's law |
| has subclass | (noun) a fundamental principle of electrostatics; the force of attraction or repulsion between two charged particles is directly proportional to the product of the charges and inversely proportional to the distance between them; principle also holds for magnetic poles
Coulomb's Law |
| has subclass | (noun) (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; the pressure of a gas in a mixture equals the pressure it would exert if it occupied the same volume alone at the same temperature
law of partial pressures, Dalton's law of partial pressures, Dalton's law |
| has subclass | (noun) (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
distribution law |
| has subclass | (noun) (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 chemical equilibrium, equilibrium law |
| has subclass | (noun) (psychophysics) the concept that the magnitude of a subjective sensation increases proportional to the logarithm of the stimulus intensity; based on early work by E. H. Weber
Weber-Fechner law, Fechner's law |
| has subclass | (noun) (physics) law obeyed by a systems of particles whose wave function changes when two particles are interchanged (the Pauli exclusion principle applies)
Fermi-Dirac statistics |
| has subclass | (noun) (physics) the density of an ideal gas at constant pressure varies inversely with the temperature
Gay-Lussac's law, Charles's law, law of volumes |
| has subclass | (noun) (chemistry) law formulated by the English chemist William Henry; the amount of a gas that will be absorbed by water increases as the gas pressure increases
Henry's law |
| has subclass | (noun) (physics) the principle that (within the elastic limit) the stress applied to a solid is proportional to the strain produced
Hooke's law |
| has subclass | (noun) (astronomy) the generalization that the speed of recession of distant galaxies (the red shift) is proportional to their distance from the observer
Hubble's law, Hubble law |
| has subclass | (noun) (astronomy) one of three empirical laws of planetary motion stated by Johannes Kepler
Kepler's law, Kepler's law of planetary motion |
| has subclass | (noun) (physics) two laws governing electric networks in which steady currents flow: the sum of all the currents at a point is zero and the sum of the voltage gains and drops around any closed circuit is zero
Kirchhoff's laws |
| has subclass | (noun) a law affirming that in the long run probabilities will determine performance
law of averages |
| has subclass | (noun) (chemistry) law stating that every pure substance always contains the same elements combined in the same proportions by weight
law of constant proportion, law of definite proportions |
| has subclass | (noun) a law affirming that to continue after a certain level of performance has been reached will result in a decline in effectiveness
law of diminishing returns |
| has subclass | (noun) (psychology) the principle that behaviors are selected by their consequences; behavior having good consequences tends to be repeated whereas behavior that leads to bad consequences is not repeated
law of effect |
| has subclass | (noun) (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 reciprocal proportions, law of equivalent proportions |
| has subclass | (noun) (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 gravitation, Newton's law of gravitation |
| has subclass | (noun) (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 multiple proportions, Dalton's law |
| has subclass | (noun) (chemistry) the law that states the following principle: the rate of a chemical reaction is directly proportional to the molecular concentrations of the reacting substances
law of mass action |
| has subclass | (noun) (physics) a law governing the relations between states of energy in a closed system
law of thermodynamics |
| has subclass | (noun) (genetics) one of two principles of heredity formulated by Gregor Mendel on the basis of his experiments with plants; the principles were limited and modified by subsequent genetic research
Mendel's law |
| has subclass | (noun) one of three basic laws of classical mechanics
Newton's law, Newton's law of motion, law of motion |
| has subclass | (noun) electric current is directly proportional to voltage and inversely proportional to resistance; I = E/R
Ohm's law |
| has subclass | (noun) pressure applied anywhere to a body of fluid causes a force to be transmitted equally in all directions; the force acts at right angles to any surface in contact with the fluid; "the hydraulic press is an application of Pascal's law"
Pascal's law of fluid pressures, Pascal's law |
| has subclass | (noun) no two electrons or protons or neutrons in a given system can be in states characterized by the same set of quantum numbers
Pauli exclusion principle, exclusion principle |
| has subclass | (noun) (chemistry) the principle that chemical properties of the elements are periodic functions of their atomic numbers
Mendeleev's law, periodic law |
| has subclass | (noun) (physics) the basis of quantum theory; the energy of electromagnetic waves is contained in indivisible quanta that have to be radiated or absorbed as a whole; the magnitude is proportional to frequency where the constant of proportionality is given by Planck's constant
Planck's law |
| has subclass | (noun) (physics) an equation that expresses the distribution of energy in the radiated spectrum of an ideal black body
Planck's radiation law |
| has subclass | (noun) (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
principle of relativity |
| has subclass | (noun) (psychophysics) the concept that the magnitude of a subjective sensation increases proportional to a power of the stimulus intensity
power law, Stevens' law, Stevens' power law |
| has subclass | (noun) (psychophysics) the concept that a just-noticeable difference in a stimulus is proportional to the magnitude of the original stimulus; "Weber's law explains why you don't notice your headlights are on in the daytime"
Weber's law |