-cephalicsuff. Having a specified kind or number of heads: dolichocephalic.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.-cephalic or -cephalousadj combining form (Anatomy) indicating skull or head; -headed: brachycephalic. [from Greek -kephalos] -cephaly, -cephalism n combining formCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014ce?phal?ic (s??fæl ?k) adj. 1. of or pertaining to the head. 2. situated or directed toward the head. [1590?1600;