It is a scientific and technical research unit, dedicated to the study of the languages of Costa Rica and neighboring areas, and to the projection of these studies to the university, national and international communities.
Its research areas are:
- The indigenous languages and verbal arts of Costa Rica and neighboring areas.
- The different varieties of Spanish from Costa Rican and neighboring areas.
- Creole languages spoken in Costa Rica and neighboring areas.
- Lexicography and metalexicography of the languages of Costa Rica and neighboring areas.
- The relationship cognition and language.