A "House of Peer" is a term used to refer to a legislative chamber or house that is composed of members of the nobility, or people who hold titles of nobility. It is a synonym for the House of Lords in the United Kingdom, as well as other Houses of Peer or the upper chamber in countries with a monarchy or aristocracy. Other synonyms for the "House of Peer" include "Chamber of Peers," "Upper House," "Upper Chamber," "House of Nobles," and "Noble Chamber." These terms are all used interchangeably to describe the same type of legislative body, which consists of members who are selected based on their noble titles and status in society.