Meaning of eurhythmy in English:

eurhythmy

Pronunciation /jʊˈrɪðmi/

plural noun

(also eurythmy)
treated as singular

Origin

Early 17th century (in the sense ‘harmonious proportion’): via Latin from Greek euruthmia, from eu- ‘well’ + rhuthmos ‘proportion, rhythm’. The modern sense is after German Eurhythmie in Rudolf Steiner and Ita Wegman's Fundamentals of Therapy (1925).