D defs.my
Entry 2 senses Webster, 1913

Capitol

/kăp'-ĭt-əl/ · Cap·i·tol · IPA /ˈkæp.ɪ.təl/
01 The temple of Jupiter, at Rome, on the Mona Capitolinus, where the Senate met.
  1. 1.
    The temple of Jupiter, at Rome, on the Mona Capitolinus, where the Senate met.
    “Comes Cæsar to the Capitol to-morrow?” Shak.
  2. 2.
    The edifice at Washington occupied by the Congress of the United States; also, the building in which the legislature of a State holds its sessions; a statehouse.