Nouns

(n)Baltic, Baltic Seaa sea in northern Europe; stronghold of the Russian navy
(n)Baltic, Baltic languagea 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

Adjectives

(a)Balticof or pertaining to or characteristic of the Baltic States or their peoples or languages
(a)Balticof or near or on the Baltic Sea“The Baltic republics”