‖ instiˈtutrix rare.
[fem. (in L. form) of institutor: cf. directrix.]
= institutress.
| 1706 tr. Dupin's Eccl. Hist. 16th C. II. iv. xi. 459 S. Theresa was..the Institutrix of the Reformation of the Carmelite Nuns. 1814 tr. Klaproth's Trav. 119 Thou institutrix of this holy sceptre-like mode of sitting. |