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undigestible

[uhn-di-jes-tuh-buh l, -dahy-]
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adjective
  1. indigestible.

Origin of undigestible

First recorded in 1605–15; un-1 + digestible
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for undigestible

Historical Examples

  • It was the most undigestible sawdust I ever see; and Tom said the same.

    Adventures of Huckleberry Finn, Complete

    Mark Twain (Samuel Clemens)