Online Google Dictionary

redundancy 中文解釋 wordnet sense Collocation Usage
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redundancies, plural;
  1. The state of being no longer needed or useful
    • - the redundancy of 19th-century heavy plant machinery
  2. The use of words or data that could be omitted without loss of meaning or function; repetition or superfluity of information

  3. The inclusion of extra components that are not strictly necessary to functioning, in case of failure in other components
    • - a high degree of redundancy is built into the machinery installation
  4. The state of being no longer employed because there is no more work available
    • - the factory's workers face redundancy

  1. repetition of messages to reduce the probability of errors in transmission
  2. the attribute of being superfluous and unneeded; "the use of industrial robots created redundancy among workers"
  3. (electronics) a system design that duplicates components to provide alternatives in case one component fails
  4. repetition of an act needlessly
  5. (redundant) excess: more than is needed, desired, or required; "trying to lose excess weight"; "found some extra change lying on the dresser"; "yet another book on heraldry might be thought redundant"; "skills made redundant by technological advance"; "sleeping in the spare room"; "supernumerary ...
  6. (redundant) pleonastic: repetition of same sense in different words; "`a true fact' and `a free gift' are pleonastic expressions"; "the phrase `a beginner who has just started' is tautological"; "at the risk of being redundant I return to my original proposition"- J.B.Conant
  7. In the field of relational database design, normalization is a systematic way of ensuring that a database structure is suitable for general-purpose querying and free of certain undesirable characteristics—insertion, update, and deletion anomalies—that could lead to a loss of data integrity. ...
  8. In engineering, redundancy is the duplication of critical s of a system with the intention of increasing reliability of the system, usually in the case of a backup or fail-safe.
  9. Redundancy in information theory is the number of bits used to transmit a message minus the number of bits of actual information in the message. Informally, it is the amount of wasted "space" used to transmit certain data. ...
  10. Layoff (in UK and US English), also called redundancy in the UK, is the temporary suspension or permanent termination of employment of an employee or (more commonly) a group of employees for business reasons, such as when certain positions are no longer necessary or when a business slow-down ...
  11. In linguistics (the study of language), redundancy is the construction of a phrase that presents some idea using more information, often via multiple means, than is necessary for one to be able understand the idea.
  12. Redundant code is a computer programming term for code, which may be source code or compiled code in a computer program, that has any form of redundancy, such as recomputing a value that has previously been calculated and is still available, code that is never executed (often called unreachable ...
  13. The state of being redundant; a superfluity; something redundant or excessive; a needless repetition in language; excessive wordiness; Duplication of components or circuits to provide survival of the total system in case of failure of single components; Duplication of parts of a message to guard ...
  14. (redundant) Superfluous; exceeding what is necessary; Repetitive or needlessly wordy; Dismissed from employment because no longer needed; Duplicating or able to duplicate the function of another component of a system, providing back-up in the event the other component fails
  15. (Redundancies) A dismissal of an employee from work for being no longer necessary.
  16. (Redundancies) Unneeded, repetitious words or phrases in a screenplay.
  17. (Redundant) The exact same data stored in more than one location in the same hard drive or database. Unnecessary redundancy can cause problems if one copy of the data is updated and another copy of the data is not. ...
  18. Redundant describes computer or network system components, such as fans, hard disk drives, servers, operating systems, switches, and telecommunication links that are installed to back up primary resources in case they fail. ...
  19. (redundant) to be laid off, "workers were made redundant today"
  20. (Redundant) Duplicated, as in a redundant cabling system that provides a duplicate cabling route in case the first one goes down.
  21. (Redundant) Having more than one anchor. To have backup anchors, in case one or more anchors fail.
  22. (Redundant) In computer terms, this means to have a backup piece of hardware in the event of failure. Some examples, redundant power supplies - redundant hard drives (see RAID).
  23. (Redundant) in this case means there is a duplicate backup device available should one fail.
  24. (redundant) (of a worker) no longer needed at work and therefore unemployed; laid-off.
  25. (redundant) A second (or third) system that can substitute for the primary system if the primary fails.