What is a tune or air to regulate the movements of the dance so called; a movement in suites, sonatas, symphonies, etc., having the dance form, and commonly in 3-4, sometimes 3-8, measure called?

minuet — (Mus.) A tune or air to regulate the movements of the dance so called; a movement in suites, sonatas, symphonies, etc., having the dance form, and commonly in 3-4, sometimes 3-8, measure. (Webster's 1913.)