Pronunciation: /maɪnd ˈbɑɡələr/
noun a person or thing that is difficult to understand or figure out
A1 The math problem was a real mind boggler for the students.
A2 Trying to understand quantum physics can be a real mind boggler.
B1 Solving the mystery of the missing treasure was a mind boggler for the detective.
B2 The complexity of the legal case was a real mind boggler for the lawyers.
C1 The scientific theory presented in the lecture was a mind boggler for the researchers.
C2 The philosophical concept discussed in the seminar was a real mind boggler for the intellectuals.
formal The mathematical problem presented to the students was a real mind boggler.
informal Trying to understand quantum physics is a total mind boggler.
slang That new video game is a complete mind boggler, I can't figure it out.
figurative The concept of time travel is a real mind boggler for most people.
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