Unit Definition (fathom) a linear unit of measurement (equal to 6 feet) for water depth.
Unit Definition (douzieme [print]) The douzième is a traditional unit of distance used in watchmaking. The word is French for "twelfth," and a douzième is equal to 1/12 Swiss ligne, about 188 micrometers (microns) or 7.4 mils.
Length/Distance 
