cardinal
adjective
- 1
serving as an essential component
a cardinal rule
the central cause of the problem
- 2
being or denoting a numerical quantity but not order
cardinal numbers
noun
- 1
crested thick-billed North American finch having bright red plumage in the male
- 2
a variable color averaging a vivid red
- 3
(Roman Catholic Church) one of a group of more than 100 prominent bishops in the Sacred College who advise the Pope and elect new Popes
- 4
the number of elements in a mathematical set; denotes a quantity but not the order
Also useful for “cardinal”:Unscrambler— Rearrange the letters in “cardinal”