undigestible

English

Etymology

From un- +‎ digestible.

Adjective

undigestible (not comparable)

  1. Alternative spelling of indigestible.
  2. Chemically impossible to digest.

Usage notes

  • Although this is usually a mis-spelling (or alternative spelling) of the preferred form indigestible, it is occasionally used with the sense of impossible, rather than just difficult to digest.