Book excerpt: A Frequency Dictionary of Turkish enables students of all levels to build on their study of Turkish in an efficient and engaging way. Based on a 50 million word corpus, A Frequency Dictionary of Turkish provides a list of core vocabulary for learners of Turkish as a second or foreign language. It gives the most updated, reliable frequency guidelines for common vocabulary in spoken and written Turkish. Each of the 5000 entries are supported by detailed information including the English equivalent, an illustrative example with English translation and usage statistics. The Dictionary provides a rich resource for language teaching and curriculum design, while a separate CD version provides the full text in a tab-delimited format ideally suited for use by corpus and computational linguists. With entries arranged by frequency, by suffixation and alphabetically, A Frequency Dictionary of Turkish enables students of all levels to get the most out of their study of vocabulary in an engaging and efficient way.