patronymic /ˌpætɹəˈnɪmɪk/adjective 2noun 2forms 1 adjective2 •Derived from one's father. •Derived from one's ancestors.I proposed to her that we give our first-born baby a patronymic name. noun2 •A name acquired from one's father. •A name acquired from the first name of one's father, grandfather or earlier (male) ancestor. Some cultures use a patronymic where other cultures use a surname or family name; other cultures (like Russia) use both a patronymic and a surname. formspatronymics