senate

1. senate (noun) — sense 1

Definition: In some bicameral legislative systems, the upper house or chamber.

2. senate (noun) — sense 2

Definition: A group of experienced, respected, wise individuals serving as decision makers or advisors in a political system or in institutional governance, as in a university, and traditionally of advanced age.

Example: Before the Tyrant's throne
All night his aged Senate sate.

3. senate (noun) — sense 3

Definition: In Germany, the executive branch of government in the city states of Berlin, Bremen, and Hamburg; the governments of cities that were part of the Hanseatic League; and the bench in a higher appellate court.