Word Games Pro Dictionary
cardinal
adjective
noun
Serving as an essential component
Quick reference
Word Facts
Listen
Audio Pronunciation
Meaning
Definitions
adjective
Serving as an essential component
“A cardinal rule”
adjective
Being or denoting a numerical quantity but not order
“Cardinal numbers”
noun
Crested thick-billed North American finch having bright red plumage in the male
noun
A variable color averaging a vivid red
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
noun
The number of elements in a mathematical set; denotes a quantity but not the order
In context
Example Sentences
A cardinal rule
The central cause of the problem
An example that was fundamental to the argument
Computers are fundamental to modern industrial structure
Cardinal numbers
Similar words
Synonyms
Check yourself
Practise This Word
Three quick questions on this word. Nothing is recorded — practise it as often as you like.