Listado de bases de datos BMMTG

The Dictionary of the Spanish language is the result of the collaboration of all the academies, whose purpose is to collect the general lexicon used in Spain and in Hispanic countries.

Dictionary of Synonyms and Antonyms in English, with explanations and clear examples to help you understand the difference between thousands of synonyms and antonyms in British and American English.

The world standard in knowledge since 1768.

Encyclopedia of general history.

Instructive history text that tries to form in the readers a critical judgment that allows them to assume themselves as social beings constituted by a past lived only in the present, and by a future that they will contribute to build.

Online encyclopedia with various topics and categories.

The Encyclopedia of Puerto Rico is a product provided by the Puerto Rican Endowment for the Humanities. Contains articles, photos and videos on a wide variety of social and cultural topics about Puerto Rico and the Puerto Rican diaspora.

It is a consultation web platform created by CONABIO, to know the species and groups that live in Mexico. 

The UNESCO Thesaurus is a controlled and structured list of terms for thematic analysis and search of documents and publications in the fields of education, culture, natural sciences, social and human sciences, communication and information.

Tesoro.pr is a dictionary of dictionaries, of electronic base, in continuous growth. It currently contains 27,764 Puerto Rican words and phrases, from 65 sources on Puerto Rican Spanish (dictionaries, vocabularies, glossaries, theses, etc.) written from 1788 to 2020.