Book excerpt: The Routledge Handbook of Vocabulary Studies provides a cutting-edge survey of current scholarship in this area. Divided into four sections, which cover understanding vocabulary; approaches to teaching and learning vocabulary; measuring knowledge of vocabulary; and key issues in teaching, researching, and measuring vocabulary, this Handbook: • brings together a wide range of approaches to learning words to provide clarity on how best vocabulary might be taught and learned; • provides a comprehensive discussion of the key issues and challenges in vocabulary studies, with research taken from the past 40 years; • includes chapters on both formulaic language as well as single-word items; • features original contributions from a range of internationally renowned scholars as well as academics at the forefront of innovative research. The Routledge Handbook of Vocabulary Studies is an essential text for those interested in teaching, learning, and researching vocabulary.