Resumen:
The purpose of this research was to analyze whether extensive reading affects the tourism vocabulary development with students of this field, who take the subject of Applied Foreign Language as part of their curricula in the third year of Bachillerato at "Nueva Primavera" high school in Quito. Twenty one students of third year of this school were selected for the present study; they were given a pre-test at the beginning so as to set a diagnosis; then, the extensive reading method was applied to the experimental group during three months in the first quimestre. Students read enough information related to their area of specialty and extracted the main ideas without translating the content but only inferring the meaning of words; after that, they wrote those ideas on a sheet of paper which was called sheet of reports.