What word describes AABA form in Baroque/Classical?

Update: I don't know if Ternary is correct. For example, a number of Vivaldi's cello sonatas are in this form, with each A section being more ornamented.
Update 2: I don't know if Ternary is correct. For example, a number of Vivaldi's cello sonatas are in this form, with each A section being more ornamented.
4 answers 4