Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

Marcĭon, ōnis, m. (Marcīon, Prud. Ham. 120),

  1. I. a heretic of Sinope, who gave himself out to be Christ, Tert. de Praescr. adv. Haeret. 30; Prud. Ham. 502.
    Hence,
    1. A. Marcĭōnensis, e, adj., of or belonging to the heretic Marcion: continentia, Tert. Praescr. Haeret. 30.
    2. B. Marcĭō-nista, ae, m., a follower of the heretic Marcion, a Marcionite.
      Plur.,       Cod. Just. 1, 5, 5.
    3. C. Marcĭōnīta, ae, m., for Marcionensis, of or belonging to the heretic Marcion: Marcionita Deus, tristis, ferus insidiator, i. e. feigned by Marcion, Prud. Ham. 129.
      Plur.: Marcĭōnītae, Marcionites, disciples of Marcion, Tert. Praescr. Her. 49; Lact. 4, 30, 10; Ambros. de Fide, 5, 13, 162.
  2. II. A native of Smyrna, the author of a treatise De simplicibus effectibus, Plin. 28, 4, 7, § 38.