Of or pertaining to Wallachia, a former principality, now part of the kingdom, of Roumania. -- n. An inhabitant of Wallachia; also, the language of the Wallachians; Roumanian.
A curve described by the moving extremity of a line the
other end of which is fixed, this line being constantly parallel to the
direction of motion of, and having its length constantly proportional
to the vel...