What is "redintegration"

Redintegration \Re*din`te*gra"tion\ (-gr?"sh?n), n. [L. redintegratio.]

1. Restoration to a whole or sound state; renewal; renovation.
   --Dr. H. More.

2. (Chem.) Restoration of a mixed body or matter to its former nature and state. [Achaic.]
   --Coxe.

3. (Psychology) The law that objects which have been previously combined as part of a single mental state tend to recall or suggest one another; -- adopted by many philosophers to explain the phenomena of the association of ideas.

n. 1 (context rare English) restoration to a whole or sound state. 2 (context chemistry obsolete English) Restoration of a mixture to its former nature and state. 3 (context psychology English) The reinstatement of a memory upon the presentation of a stimulus element that was a part of the stimulus complex that had aroused the event.

Redintegration refers to the restoration of the whole of something from a part of it. In cognitive psychology the word is used in reference to phenomena in the field of memory. The everyday phenomenon is that a small part of a memory can remind a person of the entire memory. In contemporary memory research it is defined as "the use of long-term knowledge to facilitate recall."