Origin: Latin suffix -ary
Judiciary has 3 different meanings across 1 category:
the system of law courts that administer justice and constitute the judicial branch of government
"The new legislation aimed to reform the judiciary by increasing funding for public defenders across all districts."
The collective body of judges, justices, etc.
"The new legislation was scrutinized by the entire judiciary before being passed into law."
In plain English: The judiciary is the group of judges and courts that interpret laws and settle legal disputes fairly.
"The judiciary declared the new law unconstitutional after reviewing the case in court."
Usage: Use "judiciary" to refer collectively to the entire system or group of courts and judges rather than an individual judge. It is often confused with "justice," which describes a single official within that branch of government.
The word judiciary comes from the Latin term iudiciarius, which originally referred to something pertaining to a judge or judicial authority. It entered English through French in the late 14th century to describe matters related to the administration of justice.