An example of a retrospect is when you look back on a decision you made and, knowing the outcome, realize you should have made a different choice.
Origin of retrospect; from Classical Latin retrospectus, past participle of retrospicere, to look back ; from retro-, back + specere, to look: see spy
verbret·ro·spect·ed, ret·ro·spect·ing, ret·ro·spects
Origin of retrospectFrom Latin *retr&omacron;spectus, past participle of retr&omacron;spicere, to look back at : retr&omacron;-, retro- + specere, to look at; see spek- in Indo-European roots.
- consideration of past times
(third-person singular simple present retrospects, present participle retrospecting, simple past and past participle retrospected)
- To look or refer back to; to reflect on
Latin retrÅspectum, from retrÅspicio (“to look back at").