adj. Of, relating to, or derived from the name of one's father or a paternal ancestor. n. A name so derived. [Late Latin patrōnymicus, from Greek patrōnumikos, from patrōnumos, named after one's father : patēr, patr-, father + onuma, name; see n-men- in the Appendix of Indo-European roots.] pat′ro·nymi·cal·ly adv. |
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