word-forming element meaning "outside; beyond the scope of; in addition to what is usual or expected," in classical Latin recorded only in extraordinarius, but more used in Medieval Latin and modern formations; it represents Latin extra (adv.) "on the outside, without, except," the old fem. ablative singular of exterus "outward, outside," comparative of ex "out of" (see ex-).
1580s, "a translation, that which is rendered from another language," from French version, from Medieval Latin versionem (nominative versio) "a turning, a translation," from past-participle stem of Latin vertere "to turn, turn back, be turned; convert, transform, translate; be changed" (from PIE root *wer- (2) "to turn, bend"). Also with a Middle English sense of "destruction." The meaning "particular form of a description; a statement, account, or description of incidents or proceedings from some particular point of view" is attested by 1788.
in modern psychology, 1915, a variant of extroverted (see extrovert). Related: Extravert (n.), for which also see extrovert. There was a verb extravert in mid- to late 17c. meaning "to turn outward so as to be visible," from Latin extra "outward" + vertere "to turn."
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Harper, D. (n.d.). Etymology of extraversion. Online Etymology Dictionary. Retrieved $(datetime), from https://www.etymonline.com/word/extraversion