1. unfathomable
adjective. ['ənˈfæðəməbəl'] impossible to come to understand.
- unfathomable (English)
- fathomable (English)
- -able (English)
- un- (English)
- on- (Middle English (1100-1500))
2. unfathomable
adjective. ['ənˈfæðəməbəl'] of depth; not capable of being sounded or measured.
- unfathomable (English)
- fathomable (English)
- -able (English)
- un- (English)
- on- (Middle English (1100-1500))
3. unfathomable
adjective. ['ənˈfæðəməbəl'] resembling an abyss in depth; so deep as to be unmeasurable.
- unfathomable (English)
- fathomable (English)
- -able (English)
- un- (English)
- on- (Middle English (1100-1500))