This dictionary provides a comprehensive and cohesive expository account of about one hundred and fifty key concepts covering the entire range of Hobbes's thought, from philosophy, political theory and science, to theology, history and mathematics.

A. P. Martinich is Professor of Philosophy at the University of Texas at Austin. He is the author of several books, including The Two Gods of Leviathan (1993), and is in addition the editor of Philosophy of Language (Second Edition, 1990).