macrocephaly macrocephalus • macrochaeta · · · Info · Definitions · Synonyms · Characters · · macrocephaly · · Text Latin · · Script 12 · · Length 5 · · Syllables Definitions · · · (noun) an abnormally large head; differs from hydrocephalus because there is no increased intracranial pressure and the overgrowth is symmetrical. Synonyms: megacephaly, megalocephaly. · · Noun Definition 1 Synonyms · · · megacephaly · · Synonym 1 megalocephaly · · Synonym 2 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 y latin small letter y U+0079