- Of fundamental importance; preeminent; superior; chief;
principal. - One of the ecclesiastical princes who constitute the
pope's council, or the sacred college. - A woman's short cloak with a hood. - Mulled red wine.
Meaning of 'cardinal' (Princeton's WordNet)
1 . cardinal
[ a]
Meaning (1): - being or denoting a numerical quantity but not order
Example in sentence:
cardinal numbers
2 . cardinal
[ s]
Meaning (2): - serving as an essential component
Example in sentence:
a cardinal rule;
an example that was fundamental to the argument;
computers are fundamental to modern industrial structure;