redundancy

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. repetition of messages to reduce the probability of errors in transmission (Freq. 1)
• Derivationally related forms:
redundant
• Hypernyms:
repetitiveness, repetitiousness
2. the attribute of being superfluous and unneeded (Freq. 1)
- the use of industrial robots created redundancy among workers
• Syn:
redundance
• Derivationally related forms:
redundant (for: redundance), redundant
• Hypernyms:
overplus, plethora, superfluity, embarrassment
• Hyponyms:
fifth wheel, deadwood
3. (electronics) a system design that duplicates components to provide alternatives in case one component fails
• Derivationally related forms:
redundant
• Topics:
electronics
• Hypernyms:
configuration, constellation
4. repetition of an act needlessly
• Derivationally related forms:
redundant
• Hypernyms:
repetition, repeating