Cardinal or The Cardinal most commonly refers to. Cardinalidae, a family of North and South American birds. Cardinalis, genus of three species in the family Cardinalidae. Northern cardinal, Cardinalis cardinalis, the common cardinal of eastern North America. Pyrrhuloxia or desert cardinal, Cardinalis sinuatus, found in southwest North America. Vermilion cardinal, Cardinalis phoeniceus, found in Colombia and Venezuela. Cardinal (Catholic Church), a senior official of the Catholic Church. Member of the College of Cardinals. Cardinal Health, a health care services company. Cardinal number.
https://en.wikipedia.org/wiki/Cardinal