| Noun | 1. | treble - the pitch range of the highest female voice | |
| Verb | 1. | treble - sing treblesing - produce tones with the voice; "She was singing while she was cooking"; "My brother sings very well" | |
| 2. | treble - increase threefold; "Triple your income!"manifold, multiply - combine or increase by multiplication; "He managed to multiply his profits" | |
| Adj. | 1. | treble - having or denoting a high range; "soprano voice"; "soprano sax"; "the boy still had a fine treble voice"; "the treble clef" | |
| 2. | treble - three times as great or many; "a claim for treble (or triple) damages"; "a threefold increase"multiple - having or involving or consisting of more than one part or entity or individual; "multiple birth"; "multiple ownership"; "made multiple copies of the speech"; "his multiple achievements in public life"; "her multiple personalities"; "a pineapple is a multiple fruit" | |
| 3. | treble - 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"multiple - having or involving or consisting of more than one part or entity or individual; "multiple birth"; "multiple ownership"; "made multiple copies of the speech"; "his multiple achievements in public life"; "her multiple personalities"; "a pineapple is a multiple fruit" | |
| 4. | treble - 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 Harrisonmultiple - having or involving or consisting of more than one part or entity or individual; "multiple birth"; "multiple ownership"; "made multiple copies of the speech"; "his multiple achievements in public life"; "her multiple personalities"; "a pineapple is a multiple fruit" | |