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Meaning of Balto-Slavic

Bal•to-Sla•vic

Pronunciation: (bôl'tō-slä'vik, -slav'ik), [key]
— n.
  1. a grouping of Indo-European languages comprising the Baltic and Slavic groups.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.