DictionaryredundantUnnecessary duplication
adjective

redundant

rih-DUHN-duhnt/rɪˈdʌndənt/

Exceeding what is necessary because something else already serves the purpose.

Watering the saturated flowerpot during heavy rain is redundant.

An older man waters an outdoor flowerpot during a heavy rain shower, even though rain is already soaking the plant and water is spilling from the saturated pot.
Etymology

The combination of “again” and “rise in waves” produced the image of overflowing. What overflows exceeds capacity; figuratively, redundant material exceeds what is needed.

In context

Prof. Sam Vaknin44:48
resolves early childhood conflicts and achieves closure rendering his now maladaptive narcissistic defenses unnecessary redundant and obsolete
12 Treatments for Narcissists, Cluster B Personality Disorders (Borderlines, Psychopaths): Therapy

More examples

  • The editor removes redundant phrases to make the instructions clearer.
  • Automatic backups make our manual copying process redundant.
  • Saying “repeat again” is usually redundant.

Forms

redundant

redundancy noun — Unnecessary repetition of information or functions.

redundantly adverb — In a way that unnecessarily duplicates something.

Similar words

superfluous
Exceeds what is needed, without necessarily duplicating anything.
duplicative
Repeats existing work or content, not necessarily without purpose.