What is Black's Law Dictionary primarily used for?

Black's Law Dictionary is primarily used as a reference for legal terminology, providing definitions and explanations of legal concepts, terms, and phrases. It serves as an essential resource for legal professionals, including attorneys, judges, and paralegals, ensuring they have a clear understanding of the language of the law. This accuracy in terminology is crucial in legal contexts, where precise definitions can impact the interpretation of statutes and the outcomes of legal proceedings.

The other options, while they may relate to various aspects of the law, do not accurately capture the primary function of Black's Law Dictionary. Summarizing case law pertains to the objective of case reporters or legal encyclopedias, offering comprehensive views on judicial decisions rather than focusing solely on definitions. Providing historical context for legal practices could involve broader legal history texts or analyses, diverging from the dictionary's role. Assisting in plea bargain negotiations relates more to the strategies employed by attorneys rather than the dictionary's purpose of defining legal terminology.