exterminatrix

Learned borrowing from Latin exterminātrīx. By surface analysis, exterminate +‎ -trix.

• (Received Pronunciation) enPR: ĕkstûr'mĭnāʹtrĭks, IPA^(key): /ɛkˌstɜːmɪˈneɪtɹɪks/
• (General American) enPR: ĕkstûr'mĭnāʹtrĭks, IPA^(key): /ɛkˌstɝmɪˈneɪtɹɪks/

exterminatrix (plural exterminatrices)

1. (rare) A woman who exterminates.
   • For quotations using this term, see Citations:exterminatrix.

• exterminatress

• “Exterminatrix” listed on page 462 of volume III (D–E), § ii (E) of A New English Dictionary on Historical Principles [1st ed., 1897]
  Exterminatrix (ekstə̄ːɹminēⁱ·triks). [a. L. *exterminātrix, fem. of Exterminator.] = prec. [¶] 1880 Daily News 3 Nov. 5/7 She is..less of an exterminatrix than the exasperated people represent her to be.
• “exterminatrix” listed in the Oxford English Dictionary [2nd ed., 1989]
• “exterminatrix, n.”, in OED Online ⁠, Oxford: Oxford University Press, launched 2000.