Merriam-Webster Collegiate Dictionary - reverberate

 I. verb  (-ated; -ating)  Etymology: Latin reverberatus, past participle of reverberare, from re- + verberare to lash, from verber rod — more at vervain  Date: 15th century  transitive verb  1. reflect  2. repel  3. echo  intransitive verb  1.  a. to become driven back  b. to become reflected  2. to continue in or as if in a series of echoes ; resound an historic event that still ~s today  II. adjective  Date: 1603 reverberant