The Quichua-Spanish/Spanish-Quichua Dictionary of Santiago del Estero, Argentina; addresses a need felt by teachers in bilingual areas, by students of linguistics and by the public in general: to have a bilingual record that facilitates the learning about the lexical peculiarity of the region, that supports bilingual intercultural education and that invites those who do not know Quichua to get closer to and to become acquainted with this language.