This book is the out come of investigation in the history of grammar and different approaches in grammar teaching. There is also a compact history of dictionaries available in this book including their use and variety. Readers can find the very grammatical patterns of Oxford Advanced Dictionary with their authentic examples in this book.Regarding teaching Grammatical Patterns of Oxford Dictionary being the thesis title as the primary goal of preparing this book, Readers can find an experimental research done in Iran as the one where English is taught as a foreign language.