cardinal
1. [ adjective ] serving as an essential component
Synonyms: central fundamental key primal
Examples:

"a cardinal rule" "the central cause of the problem" "an example that was fundamental to the argument" "computers are fundamental to modern industrial structure"

Related terms: important
2. [ 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
Related terms: bishop bellarmine dean borgia Sacred_College Roman_Catholic
3. [ noun ] (mathematics) the number of elements in a mathematical set; denotes a quantity but not the order
Synonyms: cardinal_number
Related terms: number frequency googolplex googol
4. [ noun ] (color) a variable color averaging a vivid red
Synonyms: carmine
Related terms: red carmine
5. [ adjective ] being or denoting a numerical quantity but not order
Examples:

"cardinal numbers"

Related terms: ordinal 2 1 three four five six ten eight million fifty fifteen seven hundred twenty twenty-five thirty twelve twenty-four nine sixty forty thousand fourteen eighteen sixteen twenty-two twenty-one eleven thirteen seventeen twenty-six seventy five_hundred nineteen twenty-three eighty twenty-seven ninety twenty-nine 0 billion twenty-eight hundred_thousand 180 51 49 53 54 52 48 58 57 62 63 61 56 47 67 66 71 72 190 200 400 69 65 75 76 55 74 79 81 59 78 31 zillion 64 trillion 84 85 68 83 87 89 73 35 34 92 77 94 37 96 82 39 38 36 86 33 88 105 91 110 93 101 95 120 97 98 99 130 135 43 115 a_billion 125 42 145 140 155 150 45 165 160 170 175 46 a_trillion 44 300 41 32 ten_thousand
6. [ noun ] Last name, frequency rank in the U.S. is 7622
7. [ noun ] (zoology) crested thick-billed North American finch having bright red plumage in the male
Synonyms: Richmondena_Cardinalis Cardinalis_cardinalis redbird cardinal_grosbeak
Related terms: finch Richmondena
Similar spelling:   Cardinale
  Cardin
  cardinalate
  Cardona
  Cardamine
  Cardon
  Carden
  carting
  cardoon
  Cardone
  Cardium
  carotin
  Cardenas
  Caradine