A Doctor of Philosophy degree (often abbreviated Ph.D. , PhD, D.Phil. , or DPhil) or a Doctorate of Philosophy, from the Latin Doctor Philosophiae, is a type of doctorate awarded by universities in many countries. Doctor of Philosophy degree (often abbreviated Ph.D. , PhD, D.Phil. , or DPhil) or a Doctorate of Philosophy, from the Latin Doctor Philosophiae, is a type of doctorate awarded by universities in many countries.
A furlong is a measure of distance in imperial units and U.S. customary units equal to one-eighth of a mile, equivalent to 660 feet, 220 yards, 40 rods, or 10 chains. Using the international definition of the inch as exactly 25.4 millimetres, one furlong is 201.168 metres.
If the mile originated with 5,000 Roman feet, how did we end up with a mile that is 5,280 feet? Blame the furlong. The furlong wasn't always just an arcane unit of measure that horseracing fans gabbed about; it once had significance as the length of the furrow a team of oxen could plow in a day.