resounding

Etymology 1

resound + -ing.

adj

1. Having a deep, rich sound; mellow and resonant.
2. That causes reverberation.
3. (by extension) Emphatic, noteworthy.
   We had a resounding win against the rival team.
   On this assessment, whatever one's personal criticisms, the Southern Region's booklet Want to Run a Railway? must be acknowledged a resounding success. 1963 February, “Nobody runs this railway, mate”, in Modern Railways, page 73
   Mr. Serra has managed to coax two legendary European actors out of retirement for the production: 79-year-old Ingrid Caven, Rainer Werner Fassbinder’s wife and muse, plays an exiled French duchess and notorious libertine, and 73-year-old Helmut Berger, who appeared in several of Luchino Visconti’s films, takes the role of a freethinking German duke. But despite the big names attached, “Liberté” is a resounding failure. 2018-03-01, A. J. Goldmann, “Revolution’s the Rage in German Theaters. But Don’t Expect Utopia.”, in New York Times

noun

1. gerund of resound
   A tense hush — similar to those intervals of electrical stillness that separate the resoundings of a thunderstorm — fell upon the room. 2000, Harold Schechter, Nevermore, page 13

Etymology 2

resound + -ing.

verb

1. present participle and gerund of resound