US /ˈfæðəm/ UK /ˈfað(ə)m/
noun verb Freq #18276

Meanings

  1. 1
    noun

    (mining) a unit of volume (equal to 6 cubic feet) used in measuring bodies of ore

    The sailors measured the depth in fathoms.

  2. 2
    noun

    a linear unit of measurement (equal to 6 feet) for water depth

    The sailors measured the depth in fathoms.

  3. 3
    verb

    measure the depth of (a body of water) with a sounding line

    The sailors measured the depth in fathoms.

  4. 4
    verb

    come to understand

    The sailors measured the depth in fathoms.

Thesaurus

Synonyms
1 noun · (mining) a unit of volume... fthm
3 verb · measure the depth of (a... sound
4 verb · come to understand penetrate
Word family
Forms unfathomableunfathomed
Derived forms fathomabilityfathomablefathomagefathomerfathometerfathomingfathomlessfathomlesslyfathomlyunfathomunfathomabilityunfathomable

Etymology

From Middle English fathome, fadom, fadme (“unit of length of about six feet; depth of six feet for nautical soundings; (loosely) cubit; ell”) [and other forms], from Old English fæþm, fæþme (“encircling or outstretched arms, bosom, embrace; envelopment; control, grasp, power; fathom (unit of measurement); cubit”) [and other forms], from Proto-West Germanic *faþm (“outstretched arms, embrace; fathom (unit of measurement)”), from Proto-Germanic *faþmaz (“outstretched arms, embrace; fathom (unit of measurement)”), from Proto-Indo-European *pet-, *peth₂- (“to spread out; to fly”). Cognates * A...

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