unthinkable

play
adjective un·think·able \ˌən-ˈthiŋ-kə-bəl\

Definition of unthinkable

  1. 1 :  not capable of being grasped by the mind

  2. 2 :  being contrary to what is reasonable, desirable, or probable :  being out of the question

unthinkability

play \ˌən-ˌthiŋ-kə-ˈbi-lə-tē\ noun

unthinkably

play \ˌən-ˈthiŋ-kə-blē\ adverb

Examples of unthinkable in a Sentence

  1. to most people it seemed unthinkable that such a gentle man could be guilty of such awful crimes

Recent Examples of unthinkable from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unthinkable'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of unthinkable

15th century



UNTHINKABLE Defined for English Language Learners

unthinkable

play
adjective

Definition of unthinkable for English Language Learners

  • : impossible to imagine or believe : too bad or shocking to be thought of


UNTHINKABLE Defined for Kids

unthinkable

play
adjective un·think·able \ˌən-ˈthiŋ-kə-bəl\

Definition of unthinkable for Students

  1. :  not to be thought of or considered as possible or reasonable “Impossible!” cried Mr. Wonka. “Unthinkable! … He could never be made into marshmallows!” — Roald Dahl, Charlie and the Chocolate Factory



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