atmatertera

== Latin == === Etymology === From mātertera, after atavus === Pronunciation === (Classical Latin) IPA(key): [at.maːˈtɛr.tɛ.ra] (modern Italianate Ecclesiastical) IPA(key): [at.maˈtɛr.te.ra] === Noun === atmātertera f (genitive atmāterterae); first declension great-grandfather's grandmother's sister, great-great-great-grandaunt on mother's side ==== Usage notes ==== The atmātertera is the mātertera of the māter of the proavus, or the soror of the atavia ==== Declension ==== First-declension noun.