- by the fact itself; by the very nature of the deed: to be condemned ipso facto.
Origin of ipso facto
First recorded in 1540–50, ipso facto is from the Latin word ipsō factō
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- by that very fact or actipso facto his guilt was apparent
Word Origin and History for ipso facto
Latin, literally "by that very fact."
Online Etymology Dictionary, © 2010 Douglas Harper