hapax legomena

• plural

  plural

  The grammatical form denoting more than one person, place, thing, or idea.

  of hapax legomenon.
  hapax legomenon

  noun

  a word or phrase that appears only once in a manuscript, document, or particular area of literature.

More Suggestions

• antilegomena
• paralipomena
• homologumena
• phenomena
• prolegomenon