patronymic
noun/ˌpætrəˈnɪmɪk/
/ˌpætrəˈnɪmɪk/
(specialist)- a name formed from the name of your father or a male ancestor, especially by adding something to the beginning or end of their name compare matronymicTopics Family and relationshipsc2Word Originearly 17th cent.: via late Latin from Greek patrōnumikos, from patrōnumos, from patēr, patr- ‘father’ + onuma ‘name’.
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patronymic