Judicial power involves constitutional authority assigned to courts and judges, according to the Free Dictionary. The authority enables them to interpret and apply the law, arbitrate legal disputes and carry out justice.
The United States judiciary is composed of a system of state and federal courts, tribunals and administrative bodies, as well as the judges and other judicial officials who oversee them, according to the Free Dictionary. Federal judges and a small percentage of state judges are appointed to their positions for life. Many judges acting in state and local governmental positions are elected by the people for a definitive term.
The U.S. Supreme Court has the greatest judiciary power, according to YourDictionary.com. This branch of the judiciary system is not bound by any higher court’s precedent and can actually change precedents and interpret Constitutional law.