[ uh-see-i-tee, ey-see- ]
/ əˈsi ɪ ti, eɪˈsi- /

noun Metaphysics.

existence originating from and having no source other than itself.

Origin of aseity

1685–95; < Medieval Latin asēitās, equivalent to Latin ā sē from oneself + -itās -ity Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for aseity


/ (eɪˈsiːɪtɪ) /


philosophy existence derived from itself, having no other source

Word Origin for aseity

C17: from Medieval Latin aseitas, from Latin ā from + oneself
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for aseity



"being by itself," 1690s, from Medieval Latin aseitas "state of being by itself," from Latin a "from" + se "oneself" (see suicide).

Online Etymology Dictionary, © 2010 Douglas Harper