Literally, a look back in history A "retrospective study" reviews the treatment of a disease over a period of time and the individual's long-term response to therapy
Retrospective feelings or opinions concern things that happened in the past. Afterwards, retrospective fear of the responsibility would make her feel almost faint. + retrospectively retro·spec·tive·ly Retrospectively, it seems as if they probably were negligent
{s} retroactive, taking effect on an earlier date; of retrospection, of contemplation of past events
Having reference to what is past; affecting things past; retroactive; as, a retrospective law
an exhibition of a representative selection of an artist's life work concerned with or related to the past; "retrospective self-justification
Looking backward; contemplating things past; opposed to prospective; as, a retrospective view
(1) Converting bibliographic information to machine-readable records (2) For OCLC members, converting machine-readable records cataloged before becoming an OCLC member