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.
The classical economists were of the opinion that the taw of diminishing returns applies only to agriculture and to some extractive industries, such as mining, fisheries urban land, etc. The law was first stated by a Scottish farmer as such.