To make a firm decision about. To cause (a person) to reach a decision. See Synonyms at decide. To decide or express by formal vote. To change or convert: My resentment resolved itself into resignation. To find a solution to; solve. See Synonyms at solve. To remove or dispel (doubts). To bring to a usually successful conclusion: resolve a conflict. Medicine To cause reduction of (an inflammation, for example). Music To cause (a tone or chord) to progress from dissonance to consonance. Chemistry To separate (an optically inactive compound or mixture) into its optically active constituents. To render parts of (an image) visible and distinct. Mathematics To separate (a vector, for example) into coordinate components. To melt or dissolve (something). Archaic To separate (something) into constituent parts. To reach a decision or make a determination: resolve on a course of action. To become separated or reduced to constituents. Music To undergo resolution. Firmness of purpose; resolution. A determination or decision; a fixed purpose. A formal resolution made by a deliberative body.