A more thorough explanation:

Definition: Consiliarius (pronounced kuhn-sil-ee-air-ee-uhs) is a Latin word that means a person who gives advice. In Roman law, it refers to a person who advises a magistrate or judge and helps in deciding cases. It can also refer to a counselor who is knowledgeable in law.

Examples:

• A consiliarius was appointed to assist the judge in the court case.
• The emperor consulted with his consiliarius before making important decisions.
• The consiliarius provided legal advice to the client.

The examples illustrate how a consiliarius is someone who provides advice and guidance, particularly in legal matters. In Roman law, a consiliarius would sit with the judge and help in deciding cases. Similarly, a counselor who is knowledgeable in law can also be referred to as a consiliarius.