With the term explanatory I am translating ερμηνευτικό. A dictionary which defines words comprehensively and clearly.
If one considers Oxford University to be the authority on the English language which university is the authority on the Latin language? Oxford English dictionary is Oxford University Press' "best" explanatory english dictionary(or so I have been told in the hyperlink I provided; I bought Oxford Advanced Learners' Dictionary and Cambridge Advanced Learners' Dictionary 10 years ago but I use Lexico or Cambridge online dictionaries) which dictionary is that(the authority on the Latin language) university's best dictionary?