triple in WordNet English dictionary

1. having three units or components or elements
   "a ternary operation"; "a treble row of red beads"; "overcrowding made triple sessions necessary"; "triple time has three beats per measure"; "triplex windows"
   ternary  treble  triple  triplex 
   
2. three times as great or many
   "a claim for treble (or triple) damages"; "a threefold increase"
   treble  threefold  three-fold  triple 
   

1. a base hit at which the batter stops safely at third base
   triple  three-base hit  three-bagger 
   
2. a set of three similar things considered as a unit
   trio  triad  triplet  triple 
   
3. a quantity that is three times as great as another
   triple 
   

1. increase threefold
   "Triple your income!"
   triple  treble 
   
2. hit a three-base hit
   triple