n.; pl. Superfluities [ L. superfluité, L. superfluitas. See Superfluous. ] 1. A greater quantity than is wanted; superabundance; as, a superfluity of water; a superfluity of wealth. [ 1913 Webster ] A quiet mediocrity is still to be preferred before a troubled superfluity. Suckling. [ 1913 Webster ] 2. The state or quality of being superfluous; excess. “By a superfluity abominable.” Chaucer. [ 1913 Webster ] 3. Something beyond what is needed; something which serves for show or luxury. [ 1913 Webster ] Syn. -- Superabundance; excess; redundancy. [ 1913 Webster ] | 