れん ソ連 Common word LinksSentence search for ソ連Sentence search for ソれんSentence search for 蘇連Kanji details for 連Edit in JMdict Noun1. Soviet Union; USSRHistorical term, Abbreviation, See also ソビエト連邦Place2. (former) Soviet UnionOther forms蘇連 【ソれん】 Discussions Log in to talk about this word.