Abstract
The learning of vocabulary is an important part in foreign language learning. The meanings of new words are very frequently emphasized, whether in books or in verbal communication. Vocabulary is considered as central in language teaching and is of paramount importance to a language learner. Vocabulary is a basic of one learns a foreign language. Through this article, the writer summarizes the related research that focus on the importance of vocabulary and explains many techniques used by some English teachers and lecturers when teaching English, as well as writer’s personal view of the issues.