Senatorial means relating to a senator or a senate. A senator is a member of a legislative body called a senate, which helps make laws for a country or state. In the United States, each state elects two senators to serve in the U.S. Senate in Washington, D.C.

When we describe something as senatorial, we're connecting it to senators or their work. A senatorial election is a vote to choose who will become a senator. A senatorial debate features candidates for the Senate discussing issues and answering questions. Someone might describe a leader's dignified speaking style as senatorial, meaning they carry themselves with the formal, serious manner associated with senators.

Today, when you hear about senatorial duties or senatorial power, it refers to the responsibilities and authority that come with being a senator, like voting on laws, approving presidential appointments, and representing the interests of an entire state.