„Language culture“ is deeply connected with the term linguistic expression, characterized by knowledge and cultivation of language, theoretical knowledge of language, language awareness and care of language. Preschool teacher's role is to consciously nurture the culture of expression, culture of speech and writing. The preschool teacher's speech should be followed by the characteristics of good and regular speech. The term „language culture of the preschool teacher“ refers to several areas, one of the most important areas ic communication. Communication is very important in every human life and we use it for a lifetime. In the profession of preschool teacher, communication with children of early and preschool age is very important. The preschool teacher should use verbal and nonverbal communication. They need to be combined and used as often as possible in many different ways. Expect parents, preschool teacher is another speech model to the child. Accordingly, it's very important that preschool teacher stimulate communication, combines all kinds of communication and operates in accordance with the child's interest, needs and desires. Preschool teacher should always work on himself and continually improve his work.