From rector + -ess. <span class="searchmatch">rectress</span> (plural rectresses) Alternative form of rectoress. 1603 (first performance), Ben[jamin] Jonson, Seianus His Fall, London:...
herself : and her daughters sighed, and sate over the Peerage all night <span class="searchmatch">rectress</span> “rectoress”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass...
and even if not a Consultress of the Congregation, the opinion of the <span class="searchmatch">Rectress</span> of the place to which the consultation has reference, will always be considered...