moderatrix

Borrowed from Latin moderātrīx. By surface analysis, moderator +‎ -trix.

moderatrix (plural moderatrices or moderatrixes)

1. (dated or archaic) A female moderator.

• moderatress

• “moderatrix”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

From moderor, moderātum (“to set a measure or bounds to”, verb) +‎ -trīx f (“-ess”, agentive suffix).

• (Classical Latin) IPA^(key): [mɔ.dɛˈraː.triːks]
• (modern Italianate Ecclesiastical) IPA^(key): [mo.d̪eˈraː.t̪riks]

moderātrīx f (genitive moderātrīcis, masculine moderātor); third declension

1. controller, manager, director (female); mistress (female master)

Third-declension noun.

• “moderatrix”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “moderatrix”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• moderatrix in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.