/dem'ee day'toor nay"/ ; Fr. /deuh mee day toohrdd nay"/ , n. , pl. demi-détournés /-nayz"/ ; Fr. /-nay"/ . Ballet.
a turn in which the dancer on pointe or demi-pointe completes a half turn toward the back foot and lowers the heels, with the back foot finishing in front.
[ demi- DEMI- + détourné, ptp. of détourner to turn away; see DE-, TURN ]