zeitgeistyhttp://www.oed.com/dictionary/zeitgeisty_adj%3Ftab%3Dmeaning_and_usezeitgeisty, adj.
First published 2018

zeitgeistyadjective

  1. 1966–
    Representative or characteristic of the prevailing spirit or mood of a particular time.
    Stressed as ˈzeitgeisty.
    1. 1966
      What do we see in..those films that are considered most fashionable and zeitgeisty?
      A. Sarris in Art Voices Fall 22/1
    2. 1997
      It's still a hell of a fun movie—a thrilling marriage of Zeitgeisty satire and timeless scare tactics.
      Newsweek (Nexis) 15 December 70
    3. 2011
      She goes on to point out that the zeitgeisty penchant for all things Seventies has led cool girls to start using her one-pieces as bodysuits for daytime.
      Harper's Bazaar (U.K. edition) July 44/2

Originally published as part of the entry for zeitgeist, n.

zeitgeisty, adj. was first published in 2018.