noun, plural: laws
(general) A set of norms, which can be observed in both sociological and philosophical or semantic sense.
(1) An established principle thought to be universal and invariable.
(2) A scientific generalization based on empirical observations of physical behavior.
In Biological Sciences, Mendelian inheritance and the Hardy-weinberg law in genetics are some of the examples of scientific laws.
Word origin: Old English lagu, from Prehistoric Old Norse *lagu, later lög (pl.)
Related terms: Faradays laws, law of the heart, laws of association, mendels laws, scaling laws.
Compare: theory, hypothesis.