/ʌnˈfæð ə mə bəl/
not able to be
, or completely understood; incomprehensible:
heroism in the face of unfathomable conflict.
not able to be measured with a sounding line, or
unfathomable depths of the ocean.
incapable of being fathomed; immeasurable
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Without the full support of my parents such a feat was unfathomable.
Indeed, every great image has an unfathomable oneiric depth to which the personal past adds special color.
His record of endurance at one school was unfathomable.
All this creates is needless war and unfathomable debt.
Walking away from the revenues, profits, and cash streams these brands spin off is unfathomable from an investor perspective.
Pick any year divisible by four, and chances are there will be unfathomable oddities.
The distance medicine has travelled in the couple of generations since is almost unfathomable for us today.
The odds of it happening once for us is unfathomable.
If to the swallow life is an open book, to the snail it is unfathomable.
They were tame as can be, our woods, and yet at night they still filled with unfathomable shadows.
His comedy was typically extreme and sometimes unfathomable.
The writer strikes through the mask of human beings who look simple on the surface and discovers unfathomable depths below depths.
Where water demand outpaces supply, times warrant a fresh look at a resource considered unfathomable and unending.
Her film camera stopped working, and the idea of no pictures for the rest of the trip was unfathomable.
Not long ago it was unfathomable that this could happen in an elementary school.
He described how some funds have quite spectacular returns, but that other funds have lost almost unfathomable amounts of money.