any of the perchlike fishes of the family Apogonidae, many species of which are bright red with black markings.
a North American plant, Lobelia cardinalis, with showy red tubular flowers in an elongated cluster. Historical Examples Lobelia cardinalis (cardinal-flower), apparently common, but out of bloom August, 1857. The Maine Woods Henry David Thoreau But when vivid color is wanted, what can surpass or equal our cardinal-flower? Riverby John Burroughs It was a likely place […]
cardinal (def 4).
- Cardinal ligament
cardinal ligament cardinal ligament car·di·nal ligament (kär’dn-əl, kärd’nəl) n. See cervical ligament of uterus.
Also called cardinal numeral. any of the numbers that express amount, as one, two, three, etc. (distinguished from ordinal number). Also called potency, power. Mathematics. a number or symbol analogous to the number of elements in a finite set, being identical for two sets that can be placed into one-to-one correspondence: The cardinal number of […]
the four chief directions of the compass; the north, south, east, and west points. plural noun the four main points of the compass: north, south, east, and west