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"
If something trebles or if you treble it, it becomes three times greater in number or amount than it was. They will have to pay much more when rents treble in January The city has trebled the number of its prisoners to 21,000. = triple + trebling tre·bling A new threat to Bulgaria's stability is the week-old miners' strike for a trebling of minimum pay
If one thing is treble the size or amount of another thing, it is three times greater in size or amount. More than 7 million shares changed hands, treble the normal daily average. = triple
having more than one decidedly dissimilar aspects or qualities; "a double (or dual) role for an actor"; "the office of a clergyman is twofold; public preaching and private influence"- R W Emerson; "every episode has its double and treble meaning"-Frederick Harrison
In sport, a treble is three successes one after the other, for example winning three horse races on the same day, or winning three competitions in the same season. The win completed a treble for them -- they already claimed a league and cup double this year. to become three times as big in amount, size, or number, or to make something increase in this way American Equivalent: triple