Written for students of applied linguistics, this textbook is an indispensable introduction to the area of vocabulary knowledge. By linking the latest research to an overview of how the field is developing, the authors explore how learners handle what they know in second and foreign language vocabulary, and how they activate this information. Dimensions of Vocabulary Knowledge:* offers a comprehensive investigation of the dimensions that constitute the word knowledge framework and identifies links between them* synthesizes research on individual aspects of word knowledge* presents new empirical research findings and considers the pedagogical implications of these* provides questions for further classroom discussion