Ὀπτᾶτος No short definition found for Ὀπτᾶτος Found Ὀπτᾶτος with different capitalization. Morpho works with a static database. If you like, you can compare the output of Morpheus.No parse information found. Search for this form in Logeion: of Ὀπτᾶτος Search the corpus for this form only: Ὀπτᾶτος ↗ Ὀπτᾶτος No checked forms of Ὀπτᾶτος in the morphology database.