acrocephalic UK /ˌækɹəʊsəˈfælɪk/US /ˌækɹoʊsəˈfælɪk/adjective 1noun 1forms 3 adjective1 •Possessing a pointed skull. noun1 •A person suffering from a pointed skull. formsacrocephalics · more acrocephalic · most acrocephalic