fallback

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fallback

  • /ˈfɔːl.bæk/

Where it comes from

From the verb fall back.

noun fallbacks · fall-back

  1. countable, uncountable An act of falling back. A failure of one of the rocket's first-stage engines just after liftoff would result in a destructive pad fallback.

    Similar: ebbing, recession, retreat

  2. countable, uncountable A backup plan or contingency strategy; an alternative which can be used if something goes wrong with the main plan; a recourse. As a fallback, I suppose we can use typewriters if the word processing system fails.

    Similar: back-up, backup

  3. countable, uncountable A reduction in bitumen softening point, sometimes called refluxing or overheating, in a relatively closed container.
  4. countable, uncountable Pulverised material that falls back to earth after a nuclear explosion; fallout. Particle size distributions of fallback and ejecta were determined principally by mechanical sieving and weighing.

Similar: plan B, recourse. Thesaurus:option

adjective fall-back

  1. not comparable That can be resorted to as a fallback. a fallback plan

    Similar: alternate, alternative, back-up, backup, secondary

verb fall-back

  1. misspelling Misspelling of fall back

Thesaurus

Translations

Every language

noun an act of falling back

Românăretragere

noun a backup plan

Españolplan B
中文遞補 /递补 dìbǔ
Portuguêsplano alternativo, plano B, recurso
Françaisplan de repli, solution de repli, plan B
DeutschPlan B
Italianoripiego
Românăplan de rezervă, contingență, alternativă

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Cite this
MLA

"fallback." Wiktionary, via Micwyn, micwyn.com/word/fallback. Accessed 6 Nov. 2026.

APA

fallback. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/fallback

Chicago

"fallback." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/fallback.

BibTeX
@misc{fallback_2026,
  title = {fallback},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/fallback},
  urldate = {2026-11-06}
}