'Metronymic' definitions:
Definition of 'metronymic'
From: WordNet
noun
A name derived from the name of your mother or a maternal ancestor [syn: matronymic, metronymic]
Definition of 'Metronymic'
From: GCIDE
- Metronymic \Met`ro*nym"ic\, a. [Gr. ?; ? mother + ?, for ? name.] Derived from the name of one's mother, or other female ancestor; as, a metronymic name or appellation. -- n. A metronymic appellation. [1913 Webster]