noun · academic
redundancy
/rɪˈdʌndənsi/re·DUN·dan·cy
the inclusion of extra components which are not strictly necessary, in case of failure, to increase reliability.
Examples
“The data centre has redundancy at every level, so a single failure won't take services offline.”
“Redundancy can mean extra copies of data or duplicate network paths.”
“Too much redundancy, however, may increase cost without proportional benefit.”
Band 8 sentence
“Critical infrastructure requires carefully planned redundancy so that service continuity survives hardware failures or natural disasters.”
Collocations
- hardware redundancy
- data redundancy
- introduce redundancy
Word family
Common mistakes
They built redundancies in the server.→They built redundancy into the server.
The system is redundant to ensure safety.→The system has redundancy to ensure safety.
Say it for a higher band
5backup→6duplicate→7+redundancy
Synonyms
backup
Easily confused
backup
“Always keep a backup of important files on an external drive.”
Related words
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In Technology & Internet
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