diol m (plural diols) (organic chemistry) diol; Further reading âdiolâ in le TrÃ©sor de la langue franÃ§aise informatisÃ© (The Digitized Treasury of the French Language).
Noun. 1. 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 nature, law-a generalization that describes recurring facts or events in nature; the laws of thermodynamics. 1  Facebook.
DEFINITION of 'Law of Diminishing Marginal Returns'. A law of economics stating that, as the number of new employees increases, the marginal product of an additional employee will at some point be less than the marginal product of the previous employee. Next Up.