listen to the pronunciation of unfathomable
İngilizce - Türkçe
İngilizce - İngilizce
impossible to fathom or understand; incomprehensible

The sheer numbers they attacked with were unfathomable.

difficult to penetrate
{a} not to be sounded, very deep
{s} not fathomable
impossible to come to understand of depth; not capable of being sounded or measured
so deep as to be unmeasurable; "the abyssal depths of the ocean"
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 there should be How odd life was, how unfathomable, how profoundly unjust. = inexplicable
impossible to fathom; incomprehensible
of depth; not capable of being sounded or measured
impossible to come to understand
If you use unfathomable to describe a person or the expression on their face, you mean that you cannot tell what they are thinking or what they intend to do. a strange, unfathomable and unpredictable individual. the dark eyes that right now seemed opaque and unfathomable. = inscrutable. too strange or mysterious to be understood
{a} so as not to be sounded
In an unfathomable manner; beyond understanding