unfathomable

11 plus vocabulary word for grammar school entrance exams

Difficulty: Difficult

Learn the meaning of unfathomable with synonyms, antonyms and an example sentence. Part of our 11 plus vocabulary list used for selective school and grammar school preparation.

unfathomable

(adjective)

Meaning

impossible to understand fully

Example

"The depths of the ocean remain unfathomable to scientists."

Synonyms

incomprehensibleinscrutableenigmatic

More about this word

Word origin
From Old English 'fæðm', meaning to embrace or grasp.
Related word forms
  • adverb: unfathomably
  • noun: unfathomability

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