With over 4,000 insightful definitions, Dictionary of Toxicology is the only book to bring together in one place the language of toxicology. This edition contains 40% new material in areas such as molecular, environmental and regulatory toxicology. In addition, one third of the first edition entries have been revised. A new comprehensive subject area index guides users to all entries pertinent to particular topical areas. Ideal for those studying and/or working in toxicology, pharmacology, medicine, biotechnology, R&D in industry, government and science policy.