ad-hoc

Adjective

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

1. For a particular purpose.
2. Created on the spur of the moment; impromptu.
   • 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...2020 February 25, Christopher de Bellaigue, “The end of farming?”, in The Guardian, archived from the original on 06 Jan 2026
3. Postulated 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. Independent 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

See all 6 meanings of ad hoc