EXAMPLES | WORD ORIGIN adverb for the special purpose or end presently under consideration: a committee formed ad hoc to deal with the issue. adjective concerned or dealing with a specific subject, purpose, or end: The ad hoc committee disbanded after making its final report. Origin of ad hoc
First recorded in
1550–60, ad hoc is from the Latin word ad hōc for this in hoc signo vinces [in hohk sig-noh wing-keys; in English hok sig-noh vin-seez] . Latin in this sign shalt thou conquer: motto used by Constantine the Great, from his vision, before battle, of a cross bearing these words. post hoc [ pohst hohk; English pohst hok] post hoc, ergo propter hoc [ pohst hohk, e-goh r p-te rohp r hohk; English pohst hok, ur-goh prop-ter hok er-goh] . Latin after this, therefore because of it: a formula designating an error in logic that accepts as a cause something that merely occurred earlier in time. propter hoc [ p-te rawp r hawk; English prop-ter hok] quoad hoc [ kwaw-ahd hohk; English kwoh-ad hok] adverb . Latin as much as this; to this extent. et hoc genus omne [et hohk ge-n oo s ohm-ne; et English hok jee-n uh s om-nee] . Latin and all this (or that) sort of thing.
et id genus omne [et id ge-n oo s ohm-ne; et English id jee-n uh s om-nee] /ɛt ˈɪd ˈgɛ nʊs ˈoʊm nɛ; ɛt ˈɪd ˈdʒi nəs ˈɒm ni/ English
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for hoc Historical Examples of hoc
Every day to wander out of doors till after nine,
hoc non pergit. Hoc erat in votis, I should indeed have been happy to have had you for a guest.
So to church they went; and Staines, whose motto was "
Hoc age," minded his book.
But to introduce it into an old society, hic labor,
hoc opus est!
For the principal characteristic of Essence is to be separable and
Hoc Aliquid. British Dictionary definitions for hoc adjective, adverb for a particular purpose only; lacking generality or justification an ad hoc decision; an ad hoc committee Word Origin for ad hoc
Latin, literally: to this
noun logic the fallacy of assuming that temporal succession is evidence of causal relation Word Origin for post hoc
from Latin, short for
Post hoc ergo propter hoc after this, therefore on account of this
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for hoc
Latin, "after this." Especially in
post hoc, ergo propter hoc, logical fallacy, literally "after this, therefore because of this."
Latin, literally "for this (specific purpose)."
Online Etymology Dictionary, © 2010 Douglas Harper
ad hoc [(ad hok, ad hohk)]
phrase describing something created especially for a particular occasion: “We need an ad hoc committee to handle this new problem immediately.” From Latin, meaning “toward this (matter).”
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Idioms and Phrases with hoc
For the special purpose or end at hand; also, by extension, improvised or impromptu. The term, Latin for “to this,” is most often used for committees established for a specific purpose, as in
The committee was formed ad hoc to address health insurance problems. The term is also used as an adjective ( An ad hoc committee was formed), and has given rise to the noun adhocism for the tendency to use temporary, provisional, or improvised methods to deal with a particular problem. [Early 1600s]
The American Heritage® Idioms Dictionary
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