late 14c., from Old French superfluite "excess" (12c.), from Medieval Latin superfluitatem (nominative superfluitas), from superfluus (see superfluous).
Entries linking to superfluity
superfluous adj.
early 15c. (earlier superflue, late 14c.), from Latin superfluus "unnecessary," literally "overflowing, running over," from superfluere "to overflow," from super "over" (see super-) + fluere "to flow" (see fluent). Related: Superfluously; superfluousness.