Definition of "unconceivable" [un•con•ceiv•a•ble]

• Inconceivable: unconceivable beauty. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "What is unconceivable to a conservative, is reality."
• "To him it's unconceivable that Alina could be in such deep denial over her sister's role in a terrorist movement."
• "Through the haze, he saw the full truth: the Doman Matriarchs of Maril were granted unconceivable power over men."