a unit of length equal to six feet (1.8 meters): used chiefly in nautical measurements. Abbreviation

fath

to measure the depth of by means of a sounding line; sound.

to penetrate to the truth of; comprehend; understand

to fathom someone's motives.

verb

misunderstand , not get

verb

appreciate , apprehend , catch , cognize , comprehend , dig , divine , estimate , figure out , follow , gauge , get , get to the bottom , grasp , have , interpret , know , measure , penetrate , perceive , pierce , pinpoint , plumb , probe , recognize , savvy , sound , unravel , accept , compass , conceive , make out , read , see , sense , take , take in , understand , delve , discern , solve