Binary, Ternary, Minuet and Trio Rondo, Variation and Strophic Forms

Binary Form

Binary form is usually structured as AB. This structure is used in classical music and is simple and basic.
Each section may be repeated, often seen as AABB, specifically seen in baroque dance movements.
Has two related sections which are both different but designed to complement each other.

Ternary Form

Ternary form follows an ABA structure. The first and third sections are identical or very similar, while the second section contrasts with the first.
The ‘A’ sections often contain the main theme, which is then developed and explored in the ‘B’ section, before returning to the familiar ‘A’ theme.
Ternary form is prevalent in many types of music, from folk to classical, including the minuet and trio of classical symphonies and string quartets.

Minuet and Trio

The Minuet and Trio is a specific type of ternary form, presented as ABA, but with the ‘A’ section representing the Minuet and the ‘B’ section representing the Trio.
Each of these sections also has its own binary (AABB) structure. Therefore, overall structure is often seen as AABB (minuet) - CCDD (trio) - AABB (minuet).
Typically, the Minuet is a stately, graceful dance, while the Trio section is lighter and provides contrast. The name ‘trio’ originally meant dance music for three instruments.

Rondo Form

Rondo form consists of a repeating section (A) alternating with contrasting sections (B, C, D, etc.). The A section returns between each contrasting section.
Common rondo forms include ABACA, ABACABA, or even ABACADA.
Associated with light, quick movements and finales in classical instrumental music, including symphonies and sonatas.

Variation Form

Variation form involves the repetition of a theme with alterations or variations. These can involve melodic, rhythmic, or harmonic changes.
Variations on a theme can be seen in all styles of music, from pop to classical. This form often employs creativity and imagination in manipulating a familiar tune.

Strophic Form

In strophic form, the same music is repeated for each verse of the song. It is especially common in folk and popular music.
Strophic form can involve slight variations in melody or rhythm between verses, but the main chordal structure and melody remains the same.
This form is often used in songs where the narrative or lyric is of primary focus rather than the melody or rhythm.

This information serves as an understanding and knowledge resource for Musical Forms and Devices: Binary, Ternary, Minuet and Trio, Rondo, Variation and Strophic Forms.