'Unfathomable' definitions:

Definition of 'unfathomable'

(from WordNet)
adjective
Of depth; not capable of being sounded or measured [ant: fathomable, plumbable, soundable]
adjective
Resembling an abyss in depth; so deep as to be unmeasurable; "the abyssal depths of the ocean" [syn: abysmal, abyssal, unfathomable]
adjective
Impossible to come to understand

Definition of 'Unfathomable'

From: GCIDE

Synonyms of 'unfathomable'

From: Moby Thesaurus

Words containing 'Unfathomable'