vt, re*versed re*vers*ing : to change drastically or completely the course or effect of: as a : to initiate recovery from < a disease> b : to make of no effect or as if not done < a surgical procedure> . Similar sounding terms: reo·vi·rus Published under license with Merriam-Webster, Incorporated. © 1997-2026.
a disease> b : to make of no effect or as if not done <
