rehash

R1E1H4A1S1H4
/ɹiːˈhæʃ//ˈɹiːˌhæʃ/

verb

To hash (chop food into small pieces) again.

“The general rehashed plans for the war.”

Similar
vampréchaufféretrogradehash over
OriginEnglish hash ← Middle English re- ← Old French re- →
UncommonScrabble 12
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Meanings

verbrehash (third-person singular simple present rehashes, present participle rehashing, simple past and past participle rehashed)

present singular third person rehashes · participle present rehashing · participle past rehashed · past rehashed · alternative re-hash

  1. transitiveTo hash (chop food into small pieces) again.

    I never did care for Sunday joint that was served up cold on Monday, hashed on Tuesday, rissoled on Wednesday, and re-hashed on Thursday[.]

    1942 July 1, The Newcastle and Maitland Catholic Sentinel, Newcastle, NSW, page 224, column 2
  2. transitiveTo repeat with minor variation.

    The general rehashed plans for the war.

    2 more examples

    Today's parliamentary session only rehashed last week's arguments.

    The CEO of the company only rehashed a speech for the news conference.

  3. transitiveTo analyze a prior contentious or embarrassing event.

    Let's not rehash what we did last night.

  4. transitivecomputingTo recompute the structure of a hash table, taking into account any newly added items.
nounrehash (plural rehashes)

plural rehashes · alternative re-hash

  1. Something reworked, or made up from old materials.

    He wrote a bad rehash of an earlier essay.

    Synonyms: vamp, réchauffé

  2. computingA recomputation of the structure of a hash table, taking into account any newly added items.

Synonyms & antonyms

nounSomething reworked, or made up from old materials.

Similar
vampréchauffé

More synonyms by meaning

verbgo back over

Similar
retrogradehash over
Broader
recapitulaterecap
Also see
hash overretrograde

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Italic*wre-
  2. Latinre-
  3. Old Frenchre-
  4. Middle Englishre-
  5. Englishre-
  6. Englishhash
  7. Englishrehash

From re- + hash.

Full word history & related roots →

Translations

Bulgarian преработвам, преработка
  • преработвам (prerabotvam)to rework old material, redo some work, with some variations
  • преработка (prerabotka)something reworked, or made up from old materials
French ressasser
  • ressasserto rework old material, redo some work, with some variations
German mehr oder minder wiederholen, wiederaufwärmen
  • mehr oder minder wiederholento rework old material, redo some work, with some variations
  • wiederaufwärmento rework old material, redo some work, with some variations
  • verwurstento rework old material, redo some work, with some variations
  • Aufbereitungsomething reworked, or made up from old materials
Irish athabláil
  • athabláilsomething reworked, or made up from old materials
Polish odgrzewać
  • odgrzewaćto rework old material, redo some work, with some variations
Portuguese refazer, recauchutar
  • refazerto rework old material, redo some work, with some variations
  • recauchutarto rework old material, redo some work, with some variations
Russian переформулировать, переформулировка
  • переформулировать (pereformulirovatʹ)to rework old material, redo some work, with some variations
  • переформулировка (pereformulirovka)something reworked, or made up from old materials
Spanish rehacer, refundir
  • rehacerto rework old material, redo some work, with some variations
  • refundirto rework old material, redo some work, with some variations
  • refreírto rework old material, redo some work, with some variations
  • refritosomething reworked, or made up from old materials

Rhymes & wordplay

Rhymes with rehash

cashflashcacheapachecrashashdashhashbashsplashnashclashrashmashstashnewsflashsashthrashlashpanachemoustachebrashbackslashpotash
All rhymes →

Anagrams

hasher
Cite this entry
APA

rehash. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/rehash

MLA

“rehash.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rehash. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “rehash,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/rehash.

Source: rehash on Wiktionary, CC BY-SA 4.0.