The Collaborative International Dictionary of English v.0.48:
Histologic \His`to*log"ic\, Histological \His`to*log"ic*al\ a. (Biol.) Pertaining to histology, or to the microscopic structure of the tissues of living organisms. -- His`to*log"ic*al*ly, adv. [1913 Webster]WordNet (r) 3.0 (2006):
histologic adj 1: of or relating to histology [syn: histological, histologic]