Sentence:  in his motherland ; in the spacious hunting grounds of `` Uncle Sam '' ; in the exciting salons of his lovely , brilliant Paris - mistress of gaiety - excess and abandon - world theatre of new found freedoms in tone , color , <WSD>dance</WSD> , design , and thought . 
Meaning of the word marked with <WSD> tags:  taking a series of rhythmical steps (and movements) in time to music