Mind-boggling

//ˈmaɪndˌbɒɡ(ə)lɪŋ// adj

Definitions

Adjective
  1. 1
    That causes the mind to boggle; that is beyond one's ability to understand or figure out.

    "Faced with a mind-boggling selection of special-purpose shampoos, he gave up and simply purchased something inexpensive with a pleasant fragrance."

Adjective
  1. 1
    intellectually or emotionally overwhelming wordnet

Etymology

From mind + boggling.

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