from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A positive integer not divisible without a remainder by any positive integer other than itself and one.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any natural number greater than 1 divisible only by itself and 1.
from the GNU version of the Collaborative International Dictionary of English
- adj. a number which is exactly divisible by no number except itself or unity, as 5, 7, 11.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an integer that has no integral factors but itself and 1
Sorry, no etymologies found.