RETROVERSION

regression, regress, reversion, retrogression, retroversion

(noun) returning to a former state

retroversion

(noun) translation back into the original language; “the teacher translated Latin texts into English which he gave to his students for retroversion”

retroversion, retroflection, retroflexion

(noun) a turning or tilting backward of an organ or body part; “retroversion of the uterus”

Source: WordNet® 3.1

Noun

retroversion (countable and uncountable, plural retroversions)

A turning or falling back.

(medicine) The state or condition of being retroverted.

Antonym: anteversion

Source: Wiktionary

Re`tro*ver"sion, n. Etym: [Cf. F. rétroversion. See Retrovert.]

Definition: A turning or bending backward; also, the state of being turned or bent backward; displacement backwards; as, retroversion of the uterus.

Note: In retroversion the bending is gradual or curved; in retroflexion it is abrupt or angular.

Source: Webster’s Unabridged Dictionary 1913 Edition