The entries offer accurate, up-to-date detail for readers from scientific backgrounds. Each definition is written in clear, simple English, ideal for those less familiar with scientific terms, and for native and non-native English speakers alike. This first edition contains 17,000 entries, each with a part of speech, a note on grammar, an encyclopedic commentary, and an example sentence to show how the term is used in context. Quotations from magazines and newspapers illustrate usage of key words in real life. Differences between British and American usage highlighted Phonetic pronunciation included for all entries Ideal for those learning English as a foreign language while working with technical vocabulary The perfect companion for non-scientists working in scientific and technological industries, including journalists, lab technicians, translators and administrators.