The crossword solution for the term 'Halt to (stop)' is 'CALLA' which is a five letter word. CALLA is an acronym that stands for 'Computer Aided Law Library Access'. It is a computer-based system that provides access to legal information and resources. The system was developed by the American Bar Association and is used by lawyers, law students, and other legal professionals. The system allows users to search for legal documents, statutes, and case law. It also provides access to legal databases, such as LexisNexis and Westlaw. The system is designed to help lawyers and other legal professionals quickly find the information they need to make informed decisions.