Fathom to the Old High German word "fadum" meaning embracing arms or a pair of outstretched arms. In Middle English it was "fathme". The Ancient Greek measure known as the orguia (, "orgyiá", "outstretched") is usually translated as "fathom". By the Byzantine period, this unit came in two forms: a "simple orguia" (, "haplē orguiá") roughly equivalent to the old Greek fathom (6 Byzantine feet, m) and an "imperial" (, "basilikē") or "geometric orguia" (, "geōmetrikē orguiá") that was one-eighth longer (6 feet and a span, m). One fathom is equal to: In the international yard and pound agreement of 1959
Fathom Castle Fathom Castle Fathom Castle, also known as Feedom Castle, was a castle in Fathom (sometimes 'Fidun') County Armagh near Newry, County Down, Northern Ireland. A stronghold of the O'Neill's, the castle was taken by the English during the Nine Years War and was then demolished in 1730 for the development of a canal. Originally it was a holding of Hugh DeLacy, as there is reference to an 'old castle' being there, before Shane O'Neill built his structure c. 1550's and used it as a primary residence. Being on the western approach to the settlement at Carlingford, where King John's Castle