supersaturatePronunciation: /suːpəˈsatʃəreɪt, sjuː-/Definition of supersaturate verb [with object] Chemistry increase the concentration of (a solution) beyond saturation point: water can become supersaturated with excessive amounts of atmospheric gases (as adjective supersaturated)a supersaturated solutionDerivatives supersaturationPronunciation: /-ˈreɪʃ(ə)n/ noun supersaturate in other Oxford dictionaries Definition of supersaturate in the US English dictionary