1. the state of being no longer needed or useful; superfluousness
2. the use of words or data that could be omitted without loss of meaning or function
3. the inclusion of extra components in a system to improve reliability in case of failure
Usage: technical

Examples

• The company eliminated several positions due to redundancy in the department.
• The editor removed the redundancy in the manuscript to make it more concise.
• His speech was full of redundancy, repeating the same points multiple times.
• The spacecraft has built-in redundancy to ensure mission success if systems fail.
• She was offered a generous package when facing redundancy at the factory.
• The backup generators provide redundancy for the hospital’s power supply.
• The redundancy of having three security cameras in one hallway seemed excessive.