Arbitratrix
The Century Dictionary and Cyclopedia
noun.
A female arbitrator.
the GNU version of the Collaborative International Dictionary of English
noun.
A female who arbitrates or judges.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
A
female
arbitrator
.
Word Usage
"Our heroine took possession of her magnificent house in town: and Mrs. Vickars was established as _arbitratrix elegantiarum_."