IN MATH: 1. n. a whole number: used to answer the question "how many?" EX. The cardinality of the set of letters in the English alphabet is 26.
IN ENGLISH: 1. n. a bird. 2. n. an official of the Roman Catholic Church. EX. Pope John was a cardinal before becoming a pope. EX. There's a cardinal in that tree.
APPLICATION: See list 10.
1. Define aleph-naught based on the picture above.
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