Main Entry:

¹ret·ro·spec·tive

Pronunciation:

\-ˈspek-tiv\

Function:

adjective

Date:

1664

1 a (1): of, relating to, or given to retrospection (2): based on memory <a retrospective report> b: being a retrospective <a retrospective exhibition>2: affecting things past : retroactive <retrospective laws>3: relating to or being a study (as of a disease) that starts with the present condition of a population of individuals and collects data about their past history to explain their present condition

— ret·ro·spec·tive·ly adverb