Fathom
(Old A.S. faethm, "bosom," or the outstretched arms), a span of
six feet (Acts 27:28). Gr. orguia (from orego, "I stretch"), the
distance between the extremities of both arms fully stretched
out.
Bibliography Information Easton, Matthew George. M.A., D.D., "Biblical Meaning for 'Fathom' Eastons Bible Dictionary". bible-history.com - Eastons; 1897.