RETROCESSIONS

Noun

retrocessions

plural of retrocession

Source: Wiktionary

RETROCESSION

Re`tro*ces"sion, n. Etym: [Cf. F. rétrocession. See Retrocede.]

1. The act of retroceding.

2. The state of being retroceded, or granted back.

3. (Med.)

Definition: Metastasis of an eruption or a tumor from the surface to the interior of the body.

Source: Webster’s Unabridged Dictionary 1913 Edition