cardinal
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
the number of elements in a mathematical set; denotes a quantity but not the order
Synonymscardinal numbera variable color averaging a vivid red
Synonymscarminecrested thick-billed North American finch having bright red plumage in the male
adjective
serving as an essential component
“a cardinal rule”
“the central cause of the problem”
being or denoting a numerical quantity but not order
“cardinal numbers”
Oppositesordinal
Source: WordNet 3.1, Princeton University
