Definition of "Baltic" :
noun: a branch of the Indo-European family of languages related to the Slavonic languages; Baltic languages have preserved many archaic features that are believed to have existed in Proto-Indo European
noun: a sea in northern Europe; stronghold of the Russian navy
adjective: of or near or on the Baltic Sea
"The Baltic republics."
adjective: of or pertaining to or characteristic of the Baltic States or their peoples or languages