English
externalistic
From external + -istic.
Formed from external + -istic
Proto-Indo-European *h₁eǵʰsteros
Proto-Italic *eksteros
Latin exter ‘outward’
Medieval Latin externus ‘outward’
English external
Today it means
adj Of or pertaining to externalism.
Language periods are conventional ranges, not dates for this word.
Etymograph / externalistic