Rectification and Rectifying

noun

• Chemistry) the process of refinement or purification of a substance by distillation. (
• The conversion of alternating current to direct current.
• The act of offering an improvement to replace a mistake; setting right.
  • synonyms: correction
• Determination of the length of a curve; finding a straight line equal in length to a given curve. .

• (n.) The act or operation of rectifying; as, the rectification of an error; the rectification of spirits.
• (n.) The determination of a straight line whose length is equal a portion of a curve.

(DoD, NATO) In photogrammetry, the process of projecting a tilted or oblique photograph on to a horizontal reference plane.

(p.pr.&vb.n.) of Rectify.