- Revolution by Webster's
(n.) A total or radical change; as, a revolution in one's circumstances or way of living.(n.) The...
- Directrix by Webster's
(n.) A line along which a point in another line moves or which in any way governs the motion of the...
- Generate by Webster's
(v.t.) To originate, especially by a vital or chemical process; to produce; to cause.(v.t.) To...
- Generatrix by Webster's
(n.) That which generates; the point or the mathematical magnitude, which, by its motion, generates...
- Tangent by Webster's
(v.t.) A tangent line curve or surface; specifically, that portion of the straight line tangent to...