What was the name of the senate house in ancient Rome?

The name of the senate house in ancient Rome is the Curia. This structure was specifically designed to serve as the meeting place for the Roman Senate, where senators would convene to discuss and make decisions regarding governance, laws, and other important matters of the state.

The Curia was often centrally located in the Forum, the public square of Rome, which was a hub of activity and civic life. Over time, several iterations of the Curia were built and renovated, reflecting the changes in Roman architecture and the political landscape.

In contrast, the Basilica refers to a large public building used for various purposes, including as a courtroom or for business dealings, not specifically as a senate house. The Forum, while significant for political and social activities, is the general public space rather than a dedicated building for the Senate. Lastly, Domus refers to a private residence for the wealthy elite in Rome, which is entirely separate from governmental functions. Thus, the Curia stands out as the appropriate term for the senate house in ancient Rome.