noun. (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 |
noun. the number of elements in a mathematical set; denotes a quantity but not the order |
noun. a variable color averaging a vivid red |
noun. crested thick-billed North American finch having bright red plumage in the male |
adj. being or denoting a numerical quantity but not order cardinal numbers |
adj. serving as an essential component a cardinal rule|the central cause of the problem|an example that was fundamental to the argument|computers are fundamental to modern industrial structure |
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