From Longman Dictionary of Contemporary Englishpower-sharingˈpower-ˌsharing noun [uncountable] an arrangement in which different groups, such as political parties, share the power to make decisions proposals for power-sharing between Catholics and Protestants in Northern Ireland
Examples from the Corpus
power-sharing• Using its mandate, it can now press even harder the case for council power-sharing, even in Belfast.• For its part, the government has shelved its demands for entrenched veto rights for minorities and for indefinite power-sharing with whites.• The way the storyteller handles Moses' power-sharing in that chapter is consonant with the rest.• Those opposed to power-sharing wanted an arrangement to maximize the loyalist vote.From Longman Business Dictionarypower-sharingˈpower-ˌsharing noun [uncountable] when a political group or organization that holds power agrees to share it with other groupsThepower-sharing negotiations are at a critical stage. 