Simple Definition of redundancy
: the act of using a word, phrase, etc., that repeats something else and is therefore unnecessary
: a word, phrase, etc., that repeats something else and is therefore unnecessary : a redundant word, phrase, etc.
: a part in a machine, system, etc., that has the same function as another part and that exists so that the entire machine, system, etc., will not fail if the main part fails
Full Definition of redundancy
3 a : superfluous repetition : prolixity b : an act or instance of needless repetition
4 : the part of a message that can be eliminated without loss of essential information
Examples of redundancy in a sentence
Avoid redundancy in your writing.
Try to avoid using redundancies in your writing.
The design incorporates several redundancies.
a system with a high level of redundancy
The restructuring is expected to result in the redundancy of several hundred workers.
The workers are now facing redundancy.
First Known Use of redundancy
Learn More about redundancy
Seen and Heard
What made you want to look up redundancy? Please tell us where you read or heard it (including the quote, if possible).