Textual thesaurus for "cardinal"

(adj) central, key, primal, fundamental

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

(noun) Richmondena Cardinalis, redbird, cardinal grosbeak, Cardinalis cardinalis

crested thick-billed North American finch having bright red plumage in the male

(noun) carmine

a variable color averaging a vivid red

(noun) cardinal number

the number of elements in a mathematical set; denotes a quantity but not the order