 Nevertheless, at the very beginning of the work, classical philologists had felt the need for a new bilingual dictionary from Ancient Greek into a modern language.Such a dictionary necessarily had to be based on a wider collection of materials, as well as on a new careful study and organization of those materials according to modern lexicographical criteria, taking advantage of recent advances in linguistics.Earlier editions of LSJ's dictionary, though regularly used by Greek scholars, were in many senses out of date, in spite of supplements, and the Greek lexicon required a thorough revision.