- [countable + singular or plural verb] a group of three people or things
- A trio of English runners featured in the women’s 1 500 metres.
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- [countable + singular or plural verb] a group of three musicians or singers who play or sing together
- The trio is/are performing at the jazz festival.
- [countable] a piece of music for three musicians or singers
- a trio for piano, oboe and bassoon
Word Originearly 18th cent.: from Italian, from Latin tres ‘three’, on the pattern of duo.
Check pronunciation:
trio