This edited collection presents the state of the art in research related to lexical combinations and their restrictions in Spanish from a variety of theoretical approaches, ranging from Explanatory Combinatorial Lexicology to Distributed Morphology and Generative Lexicon Theory. Section 1 offers a presentation of the main theoretical and descriptive approaches to collocation. Section 2 explores collocation from the point of view of its lexicographical representation, while Section 3 offers a pedagogical perspective. Section 4 surveys current research on collocation in Catalan, Galician and Basque. Collocations and other lexical combinations in Spanish will be of interest to students of Hispanic linguistics.