contemporaneous

/kษ™nหŒtษ›m.pษ™หˆษนeษช.ni.ษ™s/
adjective
  1. 1

    Existing or created in the same period of time.

    โ€œLook in other contemporaneous works to see whether that idea was common then.โ€

Source: https://en.wiktionary.org/wiki/contemporaneous