punchboard: a small board full of holes; each hole contains a slip of paper with symbols printed on it; a gambler pays a small sum for the privilege of pushing out a slip in the hope of obtaining one that entitles him to a prize
board: a flat portable surface (usually rectangular) designed for board games
subacute sclerosing panencephalitis: a rare chronic progressive encephalitis caused by the measles virus and occurring primarily in children and young adults; death usually occurs within three years; characterized by primary measles infection before the age of two years