a cardinal number used as an adjective

(Christianity) The four virtues of prudence, justice, fortitude, and temperance.

A bright-red-colored beetle, Pyrochroa serraticornis. / A related species, Pyrochroa coccinea / A more distantly related species, Schizotus pectinicornis

Any of the deadly sins.

A large European spider, Tegenaria parietina.

plural of cardinal vein

(anatomy) Either of the veins of the vena cava

plural of northern cardinal

Cardinalis cardinalis, a North American songbird with a distinctive crest on the head and a mask on the face. The male is a vibrant red, while the female is a dull reddish olive.

Exhibiting or characteristic of weak cardinality