senator

noun

1. A member, normally elected, in the house or chamber of a legislature called a senate, as, for instance, the legislatures of the United States and Canada.

   “It was disbanded when Derrick was only six, after that grouchy old ultra-Libertarian Senator Timothy de Illy made “welfare hotel for Third-World nations” a household catchphrase.”

   “I was a United States senator-elect at age thirty.”

2. (dated)A member of any legislative body or parliament, particularly the British Parliament.
3. (historical)A member of the ancient Roman Senate.
4. (historical)A member of a governing council in other states in the ancient world.
5. A member of the ruler’s council or governing council in general, a leading statesman.

   “Both we will raigne as Conſuls of the earth, And mightie kings ſhall be our Senators.”

6. (obsolete)An important church official.
7. In Germany, a minister of the executive branch of government in the city states of Berlin, Bremen, and Hamburg; and a government official of cities that were part of the Hanseatic League.
8. The title for someone who is elected to be a senator.

   “The legislation, sponsored by Senators Bernie Sanders (I-VT), Lee, and Murphy, required the president to withdraw all forces from Yemen (except those participating in antiterrorism operations against AQAP) within 30 days of enactment.”