Cardinal

Adjective

 * 1) Of fundamental importance; crucial, pivotal.
 * 2)  Of or relating to the cardinal directions (north, south, east and west).
 * 3) Describing a "natural" number used to indicate quantity (e.g., one, two, three), as opposed to an ordinal number indicating relative position.
 * 4) Having a bright red color (from the color of a Catholic cardinal's cassock).

Noun

 * 1) A number indicating quantity, or the size of a set, e.g., one, two, three. (See Wikipedia article on Cardinal number.)
 * 2) An official in the Catholic Church, ranking only below the Pope and the patriarchs. (See Wikipedia article on Catholic cardinals.)
 * 3) A songbird of the finch family, Cardinalis cardinalis.
 * 4) Any of various related passerine birds of the family Cardinalidae. (See Wikipedia article on cardinal birds.)
 * 5) A shade of scarlet associated with the colour of a Catholic cardinal's cassock.

Adjectives for Cardinal

 * (bird) brilliant-plumaged; crested; flitting; music-flooding; regal; scarlet-flashing; sun-reflecting; pine-horning.

Verbs for Cardinal

 * (bird) cage—; tame— -; —plumes; —whistles.

Synonyms for Cardinal
principal, leading, fundamental, capital, chief, central, main, essential, vital, necessary.

Antonyms for Cardinal
lesser, minor, negligible, insignificant.

Derived terms

 * cardinal bird
 * cardinal concern
 * cardinal number
 * cardinal fish
 * cardinal flower
 * cardinally


 * cardinal numeral
 * cardinal point
 * cardinal spider
 * cardinal symptom
 * cardinal virtue
 * cardinal vowels


 * cardinalate
 * cardinality
 * cardinalship
 * incardinate

Thesaurus
abuna, algebraic number, algorismic, algorithmic, aliquot, all-absorbing, antipope, arch, archbishop, archdeacon, archpriest, banner, bishop, bishop coadjutor, bricky, canon, capital, cardinal bishop, cardinal deacon, cardinal number, cardinal priest, carmine, carnation, carnelian, central, cerise, champion, chaplain, cherry, cherry-colored, cherry-red, chief, coadjutor, complex number, constitutive, controlling, crimson, crowning, curate, damask, dean, decimal, defective number, differential, digital, diocesan, dominant, ecclesiarch, essential, even, even number, exarch, exponential, ferruginous, fiery, figural, figurate, figurative, finite, finite number, fire-red, first, flame-colored, flame-red, flaming, focal, foremost, fraction, fractional, fundamental, glowing, great, gules, headmost, hegemonic, hierarch, high priest, highest, hot, imaginary, imaginary number, impair, important, impossible, incarmined, infinite, infinity, inflamed, infrared, integer, integral, iron-red, irrational, irrational number, key, lake-colored, laky, lateritious, leading, lobster-red, logarithmic, logometric, lurid, magisterial, main, maroon, master, metropolitan, mixed number, necessary, negative, numeral, numerary, numerative, numeric, odd, ordinal, overriding, overruling, pair, papa, paramount, patriarch, penitentiary, pivotal, polygonal number, pontiff, pope, port-wine, positive, possible, prebendary, predominant, preeminent, prelate, premier, preponderant, prevailing, primal, primary, primate, prime, prime number, principal, puce, pure imaginary, radical, ranking, rational, rational number, real, real number, reciprocal, rectangular number, rector, red, red-dyed, red-looking, reddened, reddish, reddish-amber, reddish-brown, round number, rubicund, rubiginous, rubric, rubricose, ruby, ruby-colored, ruby-red, ruddied, ruddy, rufescent, rufous, ruling, rural dean, rust, rust-red, rusty, scarlet, serial number, sovereign, special, stammel, star, stellar, subdean, submultiple, suffragan, supereminent, supreme, surd, tile-red, topflight, topmost, transcendental, transcendental number, transfinite number, uppermost, vermilion, vicar, vinaceous, vital, warm, whole number, wine, wine-colored, wine-red