[ treb-uh l ]
/ ˈtrɛb əl /


threefold; triple.
  1. of or relating to the highest part in harmonized music; soprano.
  2. of the highest pitch or range, as a voice part, voice, singer, or instrument.
  3. high in pitch; shrill.


  1. the treble or soprano part.
  2. a treble voice, singer, or instrument.
a high or shrill voice or sound.
the highest-pitched peal of a bell.

verb (used with or without object), tre·bled, tre·bling.

to make or become three times as much or as many; triple.

Origin of treble

1275–1325; (adj. and noun) Middle English < Middle French < Latin triplus triple; (v.) Middle English treblen, derivative of the adj.

Related forms

tre·bly [treb-lee] /ˈtrɛb li/, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for trebling

British Dictionary definitions for trebling


/ (ˈtrɛbəl) /


threefold; triple
of, relating to, or denoting a soprano voice or part or a high-pitched instrument



to make or become three times as much

Derived Forms

trebleness, nountrebly, adverb, adjective

Word Origin for treble

C14: from Old French, from Latin triplus threefold, triple
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012