retrospective retrospective /ˌrɛtrəˈspɛktɪv/

adjective

1. Concerned with or related to the past  ( retrospective )
   concerned with or related to the past
    Retrospective self-justification
   retrospective self-justification
   

noun

1. () An exhibition of a representative selection of an artist's life work  ( retrospective )
   an exhibition of a representative selection of an artist's life work