matronymic

From Latin māter (“mother”) +‎ -onym +‎ -ic.

• (UK, US) IPA^(key): /ˌmætɹəˈnɪmɪk/

matronymic (not comparable)

1. Of, relating to, or derived from the given name of one's mother.

   In many countries, matronymic surnames can be adopted after the death of the father, although the process is very formal and lengthy.

2. By extension; of, relating to, or derived from the given name of a female ancestor.

• (from the given name of a mother): metronymic

matronymic (plural matronymics)

1. A surname or byname acquired from the given name of one's mother.
2. By extension, a surname or byname acquired from the given name from a female ancestor.

• (surname from a mother): matronym, metronym, metronymic

• patronym
• patronymic

• family name
• first name
• given name
• surname

• “matronymic”, in OneLook Dictionary Search.
• matronymic, matronym, metronym, metronymic at the Google Books Ngram Viewer.
• matronymics, matronyms, metronyms, metronymics at the Google Books Ngram Viewer.