Having three units or components or elements. Synonyms:treble, triple, triplex."A treble row of red beads" , "Overcrowding made triple sessions necessary" , "Triple time has three beats per measure" , "Triplex windows"
... is known as the ternary combination of seventy-eight numbers, being one to seventy eight, inclusive; or, in other words, 'three number' schemes. The numbers vary with the day. To- day seventy-eight numbers may be placed in the wheel and fourteen of them drawn out. Any ticket ... — The Secrets Of The Great City • Edward Winslow Martin Read full book for free!