athematic

Of a root, not having a thematic vowel and thus attaching inflections directly to the root.

Adjective

  1. Of a root, not having a thematic vowel and thus attaching inflections directly to the root.
    • Celtic tended to thematicize athematic verbs and to generalize a single grade of ablaut, usually the zero grade of the plural:... - 2017 -, Mate Kapović, Anna Giacalone Ramat, Paolo Ramat, The Indo-European Languages,...

Origin

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ἀ- (a-)der. English a- English thematic English athematic From a- + thematic.