Superfluous
Superfluous , adjective
[Latin superfluus overflowing; super over, above + fluere to flow. See Super-, and Fluent.]
More than is wanted or is sufficient; rendered unnecessary by superabundance; unnecessary; useless; excessive; as, a superfluous price. — Shakespeare
An authority which makes all further argument or illustration superfluous.
Collocations (1)
Superfluous interval (Music) , an interval that exceeds a major or perfect interval by a semitone.