The meaning of UNFATHOMABLE is not capable of being fathomed. How to use unfathomable in a sentence.

UNFATHOMABLE definition: not able to be fathomed, or completely understood; incomprehensible. See examples of unfathomable used in a sentence.

Definition of unfathomable adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

1. Difficult or impossible to understand; incomprehensible: unfathomable theories. 2. Difficult or impossible to measure: the unfathomable depths.

The present position is utterly incomprehensible and unfathomable to the foreigner.

If you describe something as unfathomable, you mean that it cannot be understood or explained, usually because it is very strange or complicated. For some unfathomable reason, there are no stairs where …

unfathomable, adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Mar 23, 2026 · unfathomable (comparative more unfathomable, superlative most unfathomable) Impossible to fathom.

"Unfathomable" is an adjective meaning incapable of being fully understood or explored; something so deep or complex that it cannot be measured or comprehended.

Unfathomable is an adjective that describes something that is difficult or impossible to understand, comprehend, or measure. It usually refers to an idea, emotion, fact, or condition that is so complex, …