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

• fathom

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

• fathom

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

• linear measure
• linear unit

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

• capacity measure
• capacity unit
• cubage unit
• cubature unit
• cubic content unit
• cubic measure
• displacement unit
• volume unit

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

• excavation
• mining

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

• fathom
• sound