"act of externalizing; fact of being externalized," 1803; see external + -ization.
Entries linking to externalization
external adj.
early 15c., "overt;" by 1590s as "situated or lying outside," from Latin externus "outside, outward" (from exterus; see exterior) + -al (1). This version won out over exterial. Related: Externally.
-ization
word-forming element making nouns of action, process, or state; see -ize + -ation.