ad hoc

UK/ˌæd ˈhɒk/US/ˌæd ˈhɑk/US/ˌæd ˈhɔk/

adjective

For a particular purpose.

Meanings

adjectivead hoc (comparative more ad hoc, superlative most ad hoc)

comparative more ad hoc · superlative most ad hoc · alternative ad-hoc

  1. For a particular purpose.
  2. Created on the spur of the moment; impromptu.
    1 more example

    Over the past 20 years or so, from South America to the Danube basin, ad hoc coalitions of politicians, activists and conscience-stricken billionaires (whose core activities, such as Povlsen’s clothing business, are often less than environmentally friendly), have rewilded millions of acres of mostly failed agricultural and grazing land.

    2020 February 25, Christopher de Bellaigue, “The end of farming?”, in The Guardian, archived from the original on 06 Jan 2026
  3. sciencesPostulated solely to save a theory from being falsified, without making any new predictions.

    Contrary to the traditional condoning of ad hoc hypotheses, and in line with Popper's and Grünbaum's approaches, we see, once an ad hoc hypothesis is introduced we are unhappy about it and try to eliminate it.

    2012 December 6, J. Agassi, Science in Flux, Springer Science & Business Media, →ISBN, page 197
  4. computingIndependent of previously instated network structure, like routers or access points.

    An ad hoc network is a group of wireless mobile nodes dynamically forming a temporary network without any fixed infrastructure or centralized administration. The applications for ad hoc networks have grown tremendously with the increase in the use of wireless sensor networks.

    2007 April 23, Jagannathan Sarangapani, Wireless Ad hoc and Sensor Networks: Protocols, Performance, and Control, CRC Press, →ISBN, page 233
adverbad hoc (comparative more ad hoc, superlative most ad hoc)

comparative more ad hoc · superlative most ad hoc · alternative ad-hoc

  1. On the spur of the moment.

    Synonyms: ad hocly

  2. For a particular purpose.

Synonyms & antonyms

adverbOn the spur of the moment.

Similar

More synonyms by meaning

adjectiveoften improvised or impromptu

Similar

adjectivefor or concerned with one specific purpose

Similar

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. New Latinad hoc“to this, for this”
  2. Englishad hoc

Learned borrowing from New Latin ad hoc (“to this, for this”).

Full word history & related roots →

Translations

Chinese Mandarin 臨時 /临时
  • 臨時 /临时 (línshí)for this particular purpose
Czech ad hoc
  • ad hocfor this particular purpose
Danish ad hoc
  • ad hocfor this particular purpose
Dutch ad hoc
  • ad hocfor this particular purpose
Esperanto specialcela
  • specialcelafor this particular purpose
Finnish ad hoc, tätä tarkoitusta varten
  • ad hocfor this particular purpose
  • tätä tarkoitusta vartenfor this particular purpose
  • tähän tarkoitukseenfor this particular purpose
  • noin vainon the spur of the moment
  • siitä vainon the spur of the moment
  • tuosta vainon the spur of the moment
  • jotakin vartenfor a particular purpose
  • nimenomaisestifor a particular purpose
  • varta vastenfor a particular purpose
French ad hoc
  • ad hocfor this particular purpose
German ad hoc
  • ad hocfor this particular purpose
Greek επί τούτω, αυτοσχεδίως
  • επί τούτω (epí toúto)for this particular purpose
  • αυτοσχεδίως (aftoschedíos)on the spur of the moment
Hebrew אד הוק
  • אד הוקfor this particular purpose
Hindi तदर्थ
  • तदर्थ (tadarth)for this particular purpose
Hungarian ad hoc
  • ad hocfor this particular purpose
Icelandic sértækur, sérsniðinn
  • sértækurfor this particular purpose
  • sérsniðinnfor this particular purpose
Indonesian ad hoc
  • ad hocfor this particular purpose
Italian ad hoc
  • ad hocfor this particular purpose
Japanese 臨時, このために
  • 臨時 (rinji)for this particular purpose
  • このために (kono tame ni)for this particular purpose
Korean 임시
  • 임시 (imsi)for this particular purpose
Latin ad hoc
  • ad hocfor this particular purpose
Norwegian ad hoc
  • ad hocfor this particular purpose
Persian ویژه
  • ویژهfor this particular purpose
Polish ad hoc, dla tego
  • ad hocfor this particular purpose
  • dla tegofor this particular purpose
  • doraźnyfor this particular purpose
  • ad hocon the spur of the moment
Portuguese ad hoc
  • ad hocfor this particular purpose
Romanian ad hoc
  • ad hocfor this particular purpose
Russian специа́льный, ад хок
  • специа́льный (speciálʹnyj)for this particular purpose
  • ад хок (ad xok)for this particular purpose
  • спонта́нно (spontánno)on the spur of the moment
  • непроду́манно (neprodúmanno)on the spur of the moment
  • произво́льно (proizvólʹno)on the spur of the moment
  • случа́йно (slučájno)on the spur of the moment
  • специа́льно (speciálʹno)for a particular purpose
Slovak ad hoc
  • ad hocfor this particular purpose
Spanish ad hoc
  • ad hocfor this particular purpose
Swedish ad hoc
  • ad hocfor this particular purpose
Thai เฉพาะกิจ
  • เฉพาะกิจ (chà-pɔ́-gìt)for this particular purpose
Turkish ad hoc (amaca özel)
  • ad hoc (amaca özel)for this particular purpose
Ukrainian спеціа́льний
  • спеціа́льний (speciálʹnyj)for a particular purpose
Vietnamese đặc ứng
  • đặc ứngfor this particular purpose

Rhymes & wordplay

Rhymes with ad hoc

All rhymes →
Cite this entry
APA

ad hoc. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/ad%20hoc

MLA

“ad hoc.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ad%20hoc. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “ad hoc,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/ad%20hoc.

Source: ad hoc on Wiktionary, CC BY-SA 4.0.