Home › Words › L › latgalianlatgalianlatgalian means of or from Latgale.EtymologyFrom Latgale + -ian.adjOf or from Latgale.nameA language spoken by the ancient Latgalians, from which Latvian is largely derived.A modern language spoken in the eastern part of Latvia, sometimes considered a dialect of Latvian.nounAn ancient or modern inhabitant of the Latgale region in eastern Latvia.Definitions & examples from Wiktionary (CC BY-SA 3.0).