(type or number of) head

Of or relating to the brain. / Of or relating to the cephalon (the head of a trilobite).

In a cephalic manner

(anatomy) head

(biology) An evolutionary trend in which the neural and sense organs become centralized at one end (the head) of an animal.

Alternative form of cephalo- (before a vowel)

(zoology) Having a head; applied chiefly to the Cephalata, a division of mollusks.

(zoology) Having a head.

(medicine, dated) phrenitis / (medicine, dated) encephalitis

(biology, obsolete) An instance of the development of a head or head-like structure.