retrospective (retrospectives plural )
1 n-count A retrospective is an exhibition or showing of work done by an artist over many years, rather than his or her most recent work.
...a retrospective of the films of Judy Garland...
2 adj Retrospective feelings or opinions concern things that happened in the past.
usu ADJ n
Afterwards, retrospective fear of the responsibility would make her feel almost faint.
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retrospectively adv ADV with cl, ADV with v
Retrospectively, it seems as if they probably were negligent...
3 adj Retrospective laws or legal actions take effect from a date before the date when they are officially approved.
usu ADJ n
Bankers are quick to condemn retrospective tax legislation.
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retrospectively adv ADV with v
...a decree which retrospectively changes the electoral law under which last year's national elections were held.