Definify.com
Webster 1913 Edition
Fathomless
Fath′om-less
,Adj.
1.
Incapable of being fathomed; immeasurable; that can not be sounded.
And buckle in a waist most
fathomless
. Shakespeare
2.
Incomprehensible.
The
fathomless
absurdity. Milton.
Webster 1828 Edition
Fathomless
FATH'OMLESS
,Adj.
1.
That of which no bottom can be found; bottomless.2.
That cannot be embraced, or encompassed with the arms.3.
Not to be penetrated or comprehended.