from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The first of the transfinite cardinal numbers. It corresponds to the number of elements in the set of positive integers. Also called aleph-zero.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. The first of the transfinite cardinal numbers; corresponds to the number of positive integers, also called natural numbers. Georg Cantor showed that even all the rational numbers could be put in one-to-one correspondence with them, and are therefore countable, enumerable or denumerable.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the smallest infinite integer
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