ad hoc
Americanadverb
adjective
adjective
Usage
What does ad hoc mean? Something ad hoc is put together on the fly for one narrow, pressing, or special purpose. For example, a government committee arranged to address one specific problem would be an ad hoc committee. More loosely, it can mean "spontaneous," "unplanned," or "on the spot."Ad hoc is one of those Latin phrases commonly found in academic, law, and government contexts. It literally means "for this (thing)."
Etymology
Origin of ad hoc
First recorded in 1550–60; from Latin ad hōc “for this, to this”
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
But who could resist the ecstatic momentum of her ad hoc band members buying into her grassroots dream?
From Los Angeles Times ● Sep. 22, 2026
“The key question remains whether management can protect cash generation while gradually improving underlying profitability. On both metrics, the ad hoc was arguably more reassuring than the headline numbers suggests.”
From The Wall Street Journal ● Sep. 21, 2026
The tribes hope it will turn their ad hoc emergency work — which has coincided with an increase of chi in the lake — into a lasting strategy to protect the fish.
From Los Angeles Times ● Sep. 11, 2026
"We currently have ad hoc centres for conducting exams. We need to replace them with standardised state-controlled online centres."
From BBC ● Sep. 6, 2026
As far as Kepler was concerned, elliptical orbits were merely an ad hoc hypothesis, and a rather repugnant one at that, because ellipses were clearly less perfect than circles.
From "A Brief History of Time: And Other Essays" by Stephen Hawking
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