• WordNet 3.6
    • adj treble having or denoting a high range "soprano voice","soprano sax","the boy still had a fine treble voice","the treble clef"
    • adj treble having more than one decidedly dissimilar aspects or qualities; public preaching and private influence"- R.W.Emerson "a double (or dual) role for an actor","the office of a clergyman is twofold","every episode has its double and treble meaning"-Frederick Harrison"
    • adj 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"
    • adj treble three times as great or many "a claim for treble (or triple) damages","a threefold increase"
    • v treble increase threefold "Triple your income!"
    • v treble sing treble
    • n treble the pitch range of the highest female voice
    • ***
Webster's Revised Unabridged Dictionary
    • Treble (Mus) Acute; sharp; as, a treble sound.
    • Treble (Mus) Playing or singing the highest part or most acute sounds; playing or singing the treble; as, a treble violin or voice.
    • n Treble (Mus) The highest of the four principal parts in music; the part usually sung by boys or women; soprano.☞ This is sometimes called the first treble, to distinguish it from the second treble, or alto, which is sung by lower female voices.
    • Treble Threefold; triple. "A lofty tower, and strong on every side
      With treble walls."
    • v. i Treble To become threefold.
    • Treble To make thrice as much; to make threefold. "Love trebled life."
    • Treble To utter in a treble key; to whine. "He outrageouslyWhen I accused him trebled his reply."
    • adv Treble Trebly; triply.
    • ***
Century Dictionary and Cyclopedia
    • treble Threefold; triple.
    • treble In music, pertaining to the voice or the voice-part called treble or soprano; high in pitch; in harmony, occupying the upper place: as, a treble voice; a treble violin. See II.
    • n treble In music: Same as soprano (which see). The term arose from the fact that in early contrapuntal music the chief melody or cantus firmus was given to the tenor (which see), and the voiceparts added above were called respectively the discantus or alto and the treble (that is, ‘third’ part) or soprano.
    • n treble A singer with a soprano or treble voice, or an instrument that takes the upper part in concerted music.
    • n treble Also triplex.
    • n treble In short whist, a game which counts three points to the winners, their adversaries not having scored.
    • treble To make thrice as much; make threefold; multiply by three; triple.
    • treble To utter in a high or treble tone; hence, to whine.
    • treble To become threefold.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Treble treb′l triple: threefold:
    • n Treble the highest of the four principal parts in the musical scale
    • v.t Treble to make three times as much
    • v.i Treble to become threefold:—pa.p. treb′led (-ld)
    • adj Treble treb′l (mus.) denoting the treble, that plays or sings the treble
    • ***


Webster's Revised Unabridged Dictionary
“ It has been said to be a corruption of triplum,Lat.], a third part, superadded to the altus and bassus (high and low).” Grove.
Chambers's Twentieth Century Dictionary
O. Fr.,—L. triplus.


In literature:

Mackenzie says his business is trebled, and that he cannot keep it up.
"The Journal of Sir Walter Scott" by Walter Scott
The flageolet was the latest form of the treble, beak, or whistle head flute.
"Scientific American Supplement No. 819" by Various
The actual membership of the Association has trebled in ten years.
"The Unity of Civilization" by Various
The treble bell is inscribed "Praise the Lord," and sounds the note G sharp.
"The Evolution Of An English Town" by Gordon Home
The 2nd row consists of 1 treble in every other stitch, 1 chain after every treble.
"Beeton's Book of Needlework" by Isabella Beeton
Our debts have been paid off, our capitals have increased, and our lands have trebled themselves in value.
"Great Fortunes, and How They Were Made" by James D. McCabe, Jr.
The capacity of the harbour basin is being multiplied fifty times, the berthing capacity trebled, the unloading facilities multiplied by ten.
"Out To Win" by Coningsby Dawson
They should treble in thickness by rising, and require from twenty minutes to half an hour to bake.
"The Easiest Way in Housekeeping and Cooking" by Helen Campbell
Cattle graziers and middlemen made enormous profits, rents were doubled and trebled.
"Against Home Rule (1912)" by Various
This treble pole and my quiver will constitute defensive works inaccessible to the foe.
"The Mahabharata of Krishna-Dwaipayana Vyasa, Volume 2"

In poetry:

"But dearer to my injured eye
To see in dust proud Murray roll;
And mine was ten times trebled joy,
To hear him groan his felon soul.
"Cadyow Castle" by Sir Walter Scott
You wait and say with vague annoy,
"It will not sound so sweet again,"
Until comes back the wild refrain
That floods your soul with treble joy.
"Too Late" by John Hay
Faltering spoke the deep-voiced Rabbi,
With white lips and twitching fingers,
Then in clear, young, steady treble,
Answered him the boy Pedrillo:
"Don Pedrillo" by Emma Lazarus
"For myself alone, I would not be
Ambitious in my wish; but, for you,
I would be trebled twenty times myself;
A thousand times more fair,
Ten thousand times more rich."
"For Myself Alone, I Would Not Be" by Louisa May Alcott
"Had not a kind cricket fluttered,
Perched upon the place
Vacant left, and duly uttered
'Love, Love, Love,' whene'er the bass Asked the treble to atone
For its somewhat sombre drone."
"A Tale" by Robert Browning
My mother's voice, so pure and strong,
My father's flute of silvery tone,
The little household's strength of song,
The childish treble of my own,--
I hear them once more, but ... alone!
"Old Hymn-Tunes" by John Lawson Stoddard

In news:

The amp features a 12AX7 preamp with an EL84 power amp , 8-inch custom speaker, volume, treble and bass controls and 5-watt output.
It depicts Ellington sitting on a giant treble clef and playing a piano whose keys swirl upward.
Apple is seeking to have the court case declared "exceptional," a legal standard under which the jury could award treble damages.
She welcomes the sentence and finds that now – as a mother – the horror of his atrocities are trebled as she thinks about what families went through to protect their children.
Cons Boosted bass and treble may disappoint audiophiles.
Home: How To: Changing Treble Hooks with No Tools.
Hardeeville-Ridgeland Middle School students selected for Treble Honors Chorus.
Jones treble seals title for Sacred Heart.
Japan's women scoop football treble .
When VanDam gets into Treble .
All Blogs On The Download Rare Frequencies: Trouble and treble .
Three for the Treble .
A competitors score doubles or trebles if a dart lands in these areas.
Damages trebled for willful violation of automated dialing to wrong party.
The judge in the case could still treble the amount of damages Samsung has to pay because the jury said the infringements were "wilful".

In science:

Schematic graphics of a treble-well potential and the hopping of a particle.
Stochastic resonance induced by random fields in ferroelectrics