Word.ws English Dictionary

Synonyms of backup

9 similar words

Another word for backup is tailback. Other synonyms of backup are stand-in and reserve.

Synonyms and similar words for backup

nounA reserve or substitute.

nounAn accumulation of material caused by a (partial) obstruction or (complete) blockage of the flow or...

  • tailbackA line of motor vehicles causing or the result of traffic congestion or a traffic jam.
  • line

adjectiveStandby, reserve or extra.

adjectiveSupporting, reinforcing; (music) of or related to accompaniment.

  • backingProviding support for the main performer.

nounReserve.

Meaning of backup

  1. noun A reserve or substitute.
  2. noun A copy of a file or record, stored separately from the original, that can be used to recover the original if it is damaged or destroyed.
  3. noun An accumulation of material caused by a (partial) obstruction or (complete) blockage of the flow or movement of the material, or an accumulation of material that causes an overflow due to the flow being greater than the maximum possible flow.

Full definition of backup

backup in other languages

Questions about synonyms of backup

What is another word for backup?
Backup has 9 synonyms on Word.ws, such as tailback, stand-in and reserve.
What does backup mean?
Backup means a reserve or substitute.

Source and license

Adapted from Wiktionary: backup (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

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Cite this page: “Synonyms of backup.” Word.ws, https://word.ws/synonyms/backup. Based on Wiktionary, CC BY-SA 4.0.