Definition of pan-Slavistic in US English:

pan-Slavistic

adjective

rare, historical
  • = pan-Slavic.

Origin

Mid 19th century; earliest use found in The Times. From pan- + Slav + -istic, after pan-Slavism.

Pronunciation

pan-Slavistic

/ˌpanslɑːˈvɪstɪk/