No matter: they concurred unanimously in... every point with what had been thought best in Philadelphia.. The commissioners named the city Washington.. They also had to name the ten mile square, mandated by the Constitution, that the the city was in. In 1791 there were already two existing towns in that ten mile square, Georgetown and Alexandria. They chose the name Columbia.. As far as I can ascertain there was no debate about Columbia either.
A windmill is a mill that converts the energy of wind into rotational energy by means of vanes called sails or blades. Centuries ago, windmills usually were used to mill grain, pump water, or both. Thus they often were gristmills, windpumps, or both.
Mill (grinding) A mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting. Such comminution is an important unit operation in many processes. There are many different types of mills and many types of materials processed in them.