DictionaryincomprehensibleBeyond understanding
adjective

incomprehensible

in-kahm-prih-HEN-suh-bul/ɪnˌkɑːmprɪˈhensəbl/

Impossible or extremely difficult to understand.

The tangled assembly diagram seems incomprehensible to the person holding unmatched parts.

A confused adult confronts a wildly tangled maze-like assembly diagram of crisscrossing arrows while holding unmatched wooden parts, bewilderment clear, no actual writing.
Etymology

The Latin base treats understanding as grasping something. Negative in- makes this a failure of mental grasp: something the mind cannot take hold of.

In context

The 1928 Club410:17
She betrays an incomprehensible resentment against Mr. Blake Mr. Superintendent, and myself—otherwise, the very three people who have all, in their different ways, been trying to help her to recover her lost jewel.
The Moonstone by Wilkie Collins | Part 1: The Loss of the Diamond | Full Audiobook

More examples

  • Her reasons for refusing the offer remain incomprehensible to me.
  • Without the chart, these strings of numbers are incomprehensible.
  • The recording is nearly incomprehensible because of the background noise.

Forms

incomprehensible · more incomprehensible · most incomprehensible

incomprehensibly adverb — In a way that defies understanding.

incomprehensibility noun — The quality of being impossible to understand.

Similar words

unintelligible
Usually describes speech or writing that cannot be understood.
baffling
Emphasizes the confusion caused by something difficult to explain.