(OPAC) A computerised system to catalogue and organise materials in a library (the kind that contains books). OPACs have replaced card-based catalogues in many libraries. An OPAC is available to library users (public access).
- Online service
noun See online service provider
- Online service provider
noun an entity which provides a service online, esp. any business that provides its subscribers with a wide variety of data transmitted over telecommunications lines; also called online service
noun, plural online thesauruses, online thesauri. 1. a thesaurus or dictionary of words with the same or nearly the same meanings, or synonyms, and their opposites, or antonyms, such as Thesaurus.com, available on the Internet or the World Wide Web, accessed through a web browser, and used by entering a query term into a search […]
- Online shopping
noun electronic shopping; shopping done via the Internet; also called e-shopping Examples Online shopping is keeping UPS very busy this year. See e-shopping