(of a name) derived from the name of its bearer's father or ancestor. In Western cultures, many surnames are patronymic in origin, as for example Irish names beginning with O' and English names ending with -son; in other cultures, such as Russian, a special patronymic name is used in addition to the surname
a patronymic name
C17: via Late Latin from Greek patronumikos, from patēr father + onomaname
1610s, from Late Latin patronymicum, from neuter of patronymicus "derived from a father's name," from patronymos "named from the father," from pater (genitive patros) "father" (see father (n.)) + onyma "name," Aeolic dialectal variant of onoma "name" (see name (n.)). As an adjective from 1660s.