From Longman Dictionary of Contemporary Englishall-powerfulˌall-ˈpowerful adjectivePOWERhaving complete power or controlSYN omnipotentan all-powerful dictatorExamples from the Corpusall-powerful• The gods could, up to a point, be merciful; but it was fate that was all-powerful.• At the same time, I feel, no one should be too over-awed by Famlio's own belief that they're all-powerful.• He does not though, claim that the upper classes are all-powerful.• If he was all-powerful and all-good, he could prevent the suffering but didn't.• The all-powerfulcentralcommittee meets twice a year.• Out West, all-powerfulrailroad interests dominated state governments and even owned several state legislaturesoutright.• Catherine the Great, the all-powerfulruler of the RussianEmpire• He is chairman of the all-powerfulRules Committee and sits on Appropriations and Industry.• the all-powerfulSenateForeignRelations Committee• She is the all-powerfulsource of satisfaction and frustration, happiness and sadness, love and hate.• This unequalrelationship was reflected in the autocratic, all-powerful state headed usually by one person.• Hollywood stars of the 30s were in awe of the all-powerfulstudiobosses.