rectification

noun

1. 1

   The action or process of rectifying.

   “the rectification of an error; the rectification of spirits”

2. 2

   The determination of a straight line whose length is equal to a portion of a curve.

3. 3

   The truncation of a polyhedron by replacing each vertex with a face that passes though the midpoint of each edge connected to the vertex; an analogous procedure on a polytope of dimension higher than 3.

4. 4

   The adjustment of a globe preparatory to the solution of a proposed problem.

5. 5

   (chemical engineering) Purification of a substance through repeated or continuous distillation.