This article will talk about how to work on a dictionary in native language lessons. Along with this, information is also provided on practical and creative work carried out in the process of carrying out work on dictionary. There are also opinions about the importance of the dictionary in the development of oral and written speech of students. In the article, opinions about some places that should be paid attention when working on the dictionary and about some criteria of acquired knowledge, skills, skills are also highlighted and examples from the work done.