WordobservarMeaningto observePart of speechverbPronunciationCourseSpanish (Latin America)LessonOngoing duration (hace... que)Usages of observarHace una hora que observo la luna con este telescopio.I have been observing the moon with this telescope for an hour.¿Hace mucho tiempo que ustedes observan el universo?Have you been observing the universe for a long time?