The Collaborative International Dictionary of English v.0.48:
Caesural \C[ae]*su"ral\, a. Of or pertaining to a c[ae]sura. [1913 Webster] C[ae]sural pause, a pause made at a c[ae]sura. [1913 Webster]WordNet (r) 3.0 (2006):
caesural adj 1: of or relating to a caesura