Dictionary/本線ほんせんHonsen本線 (Honsen) is a Japanese noun meaning “main line, trunk line”.Meaningsnounmain line; trunk lineKanji in 本線本book線lineRelated words本当にreally元origin本book本当truth日本Japan本気seriousness本人the person in question本物genuine article本日today無線radio (communication)元々originally本のmere