the doctrine that the soul existed in a previous state and is infused into the body at conception or birth.
Origin of infusionism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Christian theol the doctrine that at the birth of each individual a pre-existing soul is implanted in his body, to remain there for the duration of his earthly life
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