\Su`per*flu"i*ty\, n.; pl. {Superfluities}. [L.
superfluit['e], L. superfluitas. See {Superfluous}.]
1. A greater quantity than is wanted; superabundance; as, a
   superfluity of water; a superfluity of wealth.
         A quiet mediocrity is still to be preferred before a
         troubled superfluity.                 --Suckling.
2. The state or quality of being superfluous; excess. ``By a
   superfluity abominable.'' --Chaucer.
3. Something beyond what is needed; something which serves
   for show or luxury.
Syn: Superabundance; excess; redundancy.