a fondo

adv. thoroughly, deeply, with great detail

adv. thoroughly, deeply; all out

(adj.) = fully, thoroughly, full-scale
Ex: Although this may seem an obvious statement, there are many instances when the searcher is not fully aware of what can or might be retrieved. Ex: Analytical cataloguing is valuable in respect of any type of media, but many of ideas have been tested most thoroughly in the context of monographs and serials. Ex: Obviously, staff will have to be instructed in the use of the new system, be it word processing or a full-scale circulation system.