From Longman Dictionary of Contemporary Englishtrebletreb‧le1 /ˈtrebəl/ predeterminer British English HMNINCREASE IN ACTIVITY, FEELINGS ETCthree times as big, as much, or as many as something else SYN triple American English They sold the house for treble the amount they paid for it.trebletreble2 verb [intransitive, transitive] British English INCREASE IN ACTIVITY, FEELINGS ETCto become three times as big in amount, size, or number, or to make something increase in this way SYN triple American English Their profits have trebled in the last two years.→ See Verb table
Examples from the Corpus
treble• But a major part of the work is the creation of production facilities to treble capacity to around 10,000 cars a year.• The 21 % of dependent children living in lone-parent households has trebled from the 7 % in 1972.• Either way, it's bound to treble his life insurance payments.• Sales are expected to treble in the next two years.• This trebled the money value of subsidies compared with 1939.• The time should have been doubled or trebled to hold all that occurred within its temporal borders.• The number of mental hospital beds trebled to over 300,000 in 20 years and has since risen to 340,000.• The proportion of never-married women under 50 who are cohabiting has trebled to three in 10 over this period.trebletreble3 noun 1 [uncountable]APM the upper half of the whole range of musical notes → bass1(3)2 [countable]APM a boy’s high singing voice, or a boy with a voice like this3 [countable] the part of a musical work that is written for a treble voice or instrumentExamples from the Corpus
treble• The midfielder struck a superb second-half treble as Arsenal pummelled Plymouth 6-1 at Home Park.• The ordinary treble is bright enough; it's the bass end that's important.• One of the most graphic came from experienced Paul Futcher after a Rush treble against Barnsley.• In a similar way, the mid-range can be filled out or the treble tweaked at the pull of the appropriate pot.trebletreble4 adjective [only before noun] a treble voice or instrument produces high notesExamples from the Corpus
treble• Because treble frequencies are directional and bass frequencies are not, standing in front of a loudspeaker cabinet always gives a brighter sound.From Longman Business Dictionarytrebletreb‧le /ˈtrebəl/ verb [intransitive, transitive] to become three times as big in amountSYNTRIPLENet income more than trebled, to £5.7 million.A federal jury awarded $2 million in damages, to be trebled under antitrust law.→ See Verb tableOrigin treble4 (1200-1300) Old French Latin triplus; TRIPLE1 