The Cambridge Mathematics for Secondary Schools in West Africa is an excellent tool to support students in their understanding of mathematical concepts. This dictionary covers terminology from curricula in West Africa and is written in clear and comprehensible language. Definitions of mathematical words and concepts are explained using authentic examples. Explanatory visual elements are included to stimulate learning and understanding. The Cambridge Mathematics for Secondary Schools in West Africa can be used both as a reference as well as a revision tool to enhance the students’ learning experience.