In medicine terms the difference between cephalgia and cephalalgia
is that cephalgia is headache while cephalalgia is a pain in the head; headache.
cephalalgia
English
(headache)
Noun
(
en noun)
(medicine) A pain in the head; headache.
Synonyms
* headache
References
* http://www.blackwellpublishing.com/journal.asp?ref=0333-1024