ad hoc

adverb
\ ˈad-ˈhäk How to pronounce ad hoc (audio) , -ˈhōk How to pronounce ad hoc (audio) , ˈäd-ˈhōk \

Definition of ad hoc

 (Entry 1 of 2)

: for the particular end or case at hand without consideration of wider application The decisions were made ad hoc.

ad hoc

adjective

Definition of ad hoc (Entry 2 of 2)

1a : concerned with a particular end or purpose an ad hoc investigating committee
b : formed or used for specific or immediate problems or needs ad hoc solutions
2 : fashioned from whatever is immediately available : improvised large ad hoc parades and demonstrations— Nat Hentoff

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Did You Know?

Ad hoc literally means "for this" in Latin, and in English this almost always means "for this specific purpose". Issues that come up in the course of a project often require immediate, ad hoc solutions. An ad hoc investigating committee is authorized to look into a matter of limited scope. An ad hoc ruling by an athletic council is intended to settle a particular case, and is not meant to serve as a model for later rulings. If an organization deals with too many things on an ad hoc basis, it may mean someone hasn't been doing enough planning.

Examples of ad hoc in a Sentence

Adjective The mayor appointed an ad hoc committee to study the project. We had to make some ad hoc changes to the plans. We'll hire more staff on an ad hoc basis.
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Recent Examples on the Web: Adjective The ad hoc solution would aid in infection control, preventing the coronavirus from circulating through the hospital’s ventilation system. Lauren Caruba, ExpressNews.com, "‘It’s going to last a while’: Influx of COVID-19 patients threatens to push San Antonio hospitals to the breaking point," 28 June 2020 Kia Bible, a mother of two who lives nearby, had borrowed her uncle’s white bus, parked it near the memorial three weeks ago, and assembled an ad hoc team of twenty-four-hour volunteer medics. Krithika Varagur, The New York Review of Books, "Pulling Down ‘the Wall of No’ on Police Reform in Minneapolis," 26 June 2020 The ad hoc experiment wasn’t without some minor hiccups. Matt Ford, The New Republic, "Why Isn’t the Supreme Court on Twitter?," 25 June 2020 Before that point, presidents had asserted this authority in ad hoc and constitutionally dubious ways, and emergencies tended to go on indefinitely. Christopher Beha, Harper's Magazine, "States of Emergency," 23 June 2020 So over the past few months, in addition to teaching, Kleckner has had to serve as an ad hoc IT consultant and translator for her students and their families. Miki Katoni And Nina Sparling, SFChronicle.com, "Distance learning for some kids at SF elementary school came with an extra challenge: No internet connection," 19 June 2020 True-crime connoisseurs know all about California’s elusive Golden State Killer, who is believed to have committed 13 murders and some 50 rapes in the 1970s and ’80s; that notoriety is largely due to the blogging and ad hoc sleuthing of . Hank Stuever, Washington Post, "Here are six new summer shows to watch as the TV pool begins to dry up," 18 June 2020 Facebook's Messenger Rooms allow ad hoc meetings, spicing up their images with photo filters, 360-degree backgrounds, and special effects like bunny ears. Steven Levy, Wired, "Videoconferencing Needs to Climb Out of the Uncanny Valley," 18 June 2020 Mayor Michael Dylan Brennan and Councilwoman Saundra Berry are seeking residents and city stakeholders who would like to join in forming an ad hoc advisory council to review the city’s police policies in an effort to improve racial justice. cleveland, "University Heights mayor, councilwoman form committee to improve racial justice," 18 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ad hoc.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ad hoc

Adverb

1639, in the meaning defined above

Adjective

1879, in the meaning defined at sense 1a

History and Etymology for ad hoc

Adverb

borrowed from Latin, "for this"

Adjective

derivative of ad hoc entry 1

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Time Traveler for ad hoc

Time Traveler

The first known use of ad hoc was in 1639

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Cite this Entry

“Ad hoc.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ad%20hoc. Accessed 9 Jul. 2020.

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More Definitions for ad hoc

ad hoc

adjective

English Language Learners Definition of ad hoc

: formed or used for a special purpose
: made or done without planning because of an immediate need

ad hoc

adverb
\ ˈad-ˈhäk, -ˈhōk; ˈäd-ˈhōk How to pronounce ad hoc (audio) \

Legal Definition of ad hoc

 (Entry 1 of 2)

: for the particular end or case at hand without consideration of wider application

ad hoc

adjective

Legal Definition of ad hoc (Entry 2 of 2)

1 : concerned with a particular end or purpose an ad hoc investigating committee
2 : formed or used for specific or immediate problems or needs ad hoc solutions

History and Etymology for ad hoc

Adverb

Latin, for this

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More from Merriam-Webster on ad hoc

Thesaurus: All synonyms and antonyms for ad hoc

Rhyming Dictionary: Words that rhyme with ad hoc

Nglish: Translation of ad hoc for Spanish Speakers

Britannica English: Translation of ad hoc for Arabic Speakers

Comments on ad hoc

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