1. superfluous - Adjective
2. superfluous - Adjective Satellite
More than is wanted or is sufficient; rendered unnecessary by superabundance; unnecessary; useless; excessive; as, a superfluous price.
Source: Webster's dictionaryA kiss is a lovely trick designed by nature to stop speech when words become superfluous. Ingrid Bergman
The superfluous is very necessary. Voltaire
One can measure the importance of a scientific work by the number of earlier publications rendered superfluous by it. David Hilbert
Human subtlety...will never devise an invention more beautiful, more simple or more direct than does nature, because in her inventions nothing is lacking, and nothing is superfluous. Leonardo da Vinci
Half the variations which are calculated in a tournament game turn out to be completely superfluous. Unfortunately, no one knows in advance which half. Jan Timman
Whatever you teach, be brief; what is quickly said the mind readily receives and faithfully retains, while everything superfluous runs over as from a full container. Who knows much says least. Traditional Proverb