What does a marking of Trio. mean on a score?

When this form first became common the Trio section would be literally that, a section scored for only three instruments, but the term continues to be used even where the instrumentation is for larger forces.

1. What does trio mean in sheets?
2. What is a trio section?
3. Is a trio a band?
4. Why is a minuet and trio called a trio?

What does trio mean in sheets?

Trio, a musical composition for three instruments or voices, or a group of three performers.

What is a trio section?

In music, a trio (from the Italian) is 1) a composition for three performers or three musical parts, 2) in larger works the middle section of a ternary form, which was in history often a trio composition instruments, and 3) an ensemble of three instruments or voices performing trio compositions.

Is a trio a band?

Trio was a German band also known as ZAM in Europe, formed in the town of Großenkneten, West Germany in 1979. The band is most known for the 1982 song "Da Da Da" which was a hit in 30 countries worldwide.
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Trio (band)

Why is a minuet and trio called a trio?

Bach the minuet became a musical form in its own right. The trio element evolved as a technique to make the minuet last longer and is simply another minuet stuck in the middle. Composers helped audiences identify the trio by scoring it for three instruments only - and that's where the name "trio" comes from.