- regulation
- reg|u|la|tion1 [ ,regjə`leıʃn ] noun ***count an official rule that controls the way things are done:Smoke detectors must be installed to comply with fire regulations.building/safety/environmental regulationsrules and regulations: Before rules and regulations were introduced, the sport was very dangerous.a. uncount control of an activity, process, or industry by official rules:Following these latest revelations, the government has promised stricter regulation of the stock market.regulationreg|u|la|tion 2 [ ,regjə`leıʃn ] adjective only before nounaccording to rules or custom:a doctor's regulation white coat
Usage of the words and phrases in modern English. 2013.