Redundancy vs Repetition

When to use each in English, with meaning, register, and examples.

 RedundancyRepetition
MeaningHaving more than is needed; unnecessary repetition.Doing something again and again.
Registerformal-
CEFR level-B1
Part of speechnoun
Usage notesOften used in formal contexts, particularly in business or technical discussions. Avoid using in casual conversations.Used in educational contexts, often refers to practice for learning or training. Avoid in casual conversations unless discussing teaching or training.

Frequently asked questions: Redundancy vs Repetition

What's the difference between "Redundancy" and "Repetition"?

"Redundancy" means: Having more than is needed; unnecessary repetition. "Repetition" means: Doing something again and again.

When should I use "Redundancy" and "Repetition"?

"Redundancy" is formal.

Related comparisons