an attempt to fathom the ocean
He spent his entire life trying to fathom the mysteries of life: what is virtue?
How could you possibly fathom how much he cares for you?
he could scarcely fathom the idea that people actually lived in Las Vegas
They can't fathom that fellow members of democratic societies would not share their struggle with them.
Harrison looked so strong that they couldn't fathom him breaking down.
Immediately, the glacial glare seemed to diminish… though Sammy couldn't fathom why.
It really did give one's mind a good exercise, trying to fathom out the clues, whether they be ‘red herrings’ or helpful hints.
She didn't have time to fathom the mystery of books, though.
Even if we were just friends, I still didn't want to fathom another girl in the picture.