an·a·clas·tic \|anə|klastik\adjective Etymology: Greek anaklastos bent back, reflected (from anaklan to bend back, reflect, from ana- + klan to break, deflect) + English -ic 1.: capable of springing back < the bottom of an anaclastic glass springs out or in when air is forced into or drawn from the glass > 2.: relating to or constituting anaclasis