The Collaborative International Dictionary of English v.0.48:
Venerability \Ven`er*a*bil"i*ty\, n. The quality or state of being venerable; venerableness. --Dr. H. More. [1913 Webster]WordNet (r) 3.0 (2006):
venerability n 1: the quality of deserving veneration [syn: venerability, venerableness]