mordanta GRE synonym for 'biting' meaning having a sharp wit that gnaws at its target with sustained, corrosive sarcasmHis mordant commentary on social media culture went viral within hours.NoteHis mordant commentary on social media culture went viral within hours.Elon.io is an online learning platformWe have an entire course teaching GRE Verbal — Essential Vocabulary grammar and vocabulary.Start learning GRE Verbal — Essential Vocabulary now