Meaning of the word fathom in English

What does fathom mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

fathom

US /ˈfæð.əm/
UK /ˈfæð.əm/
"fathom" picture

Verb

1.

understand a difficult problem or a mysterious person after much thought

Example:
I can't fathom why she would do such a thing.
He struggled to fathom the complex instructions.
2.

measure the depth of (water)

Example:
The crew used a lead line to fathom the depth of the harbor.
It took several attempts to accurately fathom the ocean floor.

Noun

a unit of length equal to six feet (1.8 meters), chiefly used in reference to the depth of water

Example:
The shipwreck was found at a depth of 100 fathoms.
The chart indicated a water depth of 20 fathoms.