THE EFFECTIVENESS OF USING AN ONLINE-PROGRAM IN TEACHING ENGLISH VOCABULARY TO CHEMISTRY STUDENTS

In the article the concept «vocabulary» is defined as ―all words known and used by a particular person‖. The word ―vocabulary‖ generally represents a summary of the words or their combinations in a particular language. Vocabulary knowledge is not somet hing that can ever be fully mastered; it is something that expands and deepens over the course of a lifetime. The emergence of new words will never stop, as will the development of new words