repercussionmedical dictionary

1. The act of driving back, or the state of being driven back; reflection; reverberation; as, the repercussion of sound. "Ever echoing back in endless repercussion." (Hare)

2. Rapid reiteration of the same sound.

3. <medicine> The subsidence of a tumour or eruption by the action of a repellent.

4. <obstetrics> In a vaginal examination, the act of imparting through the uterine wall with the finger a shock to the foetus, so that it bounds upward, and falls back again against the examining finger.

Origin: L. Repercussio: cf. F. Repercussion.

(01 Mar 1998)