aleph-null Hear it!

aleph-null definition

aleph-null (-nul′)

noun

Math. in the theory of sets, the smallest infinite cardinal number; the cardinal number of the set of all positive integers: symbol, (א)

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.