- re|dun|dan|cy
- re|dun|dan|cy «rih DUHN duhn see», noun, plural -cies.1. more than is needed.2. a redundant thing, part, or amount.3. the use of too many words for the same idea; wordiness: »
She is afflicted with a passion for redundancy (Atlantic).
4. the part of a communication that can be omitted without loss of essential information.5. British. an excess or surplus of workers, such as in a factory or industry, especially as a result of modernization or automation: »Workers at the…factory, where about a thousand people are employed, became worried last month about redundancy and the introduction for some of them of a four-day week (Manchester Guardian Weekly).
6. Aerospace. the ability to provide duplication or replacement of some function in case of a failure in equipment: »The Goldstone station was equipped with two completely separate systems to provide 100 percent redundancy in the reception and recording of the Ranger photographs (Scientific American).
Useful english dictionary. 2012.