THE FIRST WORD

eurhythmics
…the terpsichorean imagery frequently attests to the influence of eurhythmics, the dance-movement technique developed by the Swiss composer-pedagogue Émile Jaques-Dalcroze…

Eurhythmics comes from a Greek word for "well-proportioned," and has also been used to describe well-designed buildings. Eurhythmy can also describe a regular pulse and good posture.