This reference work serves as a comprehensive, updated lexicon designed to define and clarify the terminology essential for students and researchers in the biological sciences. The text is compiled by Oxford University Press, utilizing their established editorial standards to provide accurate, concise definitions for over 4,000 terms. It functions as a foundational resource for navigating the complex nomenclature of biology, biophysics, and biochemistry.

Experts and educators frequently cite this dictionary as a reliable, standard reference tool for undergraduate and secondary school students. Readers often note the clarity of the definitions and the utility of the added biographical and chronological context for academic study.