Cardinal

Cardinal can mean many things

• A type of bird (see wikipedia:Cardinal (bird))
• An American football player (see wikipedia:Arizona Cardinals)
• A baseball player (see wikipedia:St. Louis Cardinals)
• Cardinal voting systems - a voting system which uses a rated ballot (see wikipedia:Rated ballot)
• Cardinal ballot - a type of ballot used in cardinal voting systems (see wikipedia:Cardinal voting)
• A Cardinal number (see wikipedia:Cardinal number) Where Cardinal ballots get their name.
• a senior official of the Catholic Church (see wikipedia:Cardinal (Catholic Church))